Home / 25,225.20-34,807.68-14,612.64

Finding the Fourth Proportional to 25,225.20, 34,807.68 and 14,612.64

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Solution

The fourth proportional to 25,225.20, 34,807.68 and 14,612.64 is: 20,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.20 : 34,807.68 = 14,612.64 : x
  2. Step 2: Convert to fraction form
    25,225.20/34,807.68 = 14,612.64/x
  3. Step 3: Cross multiply
    25,225.20x = 34,807.68 × 14,612.64
  4. Step 4: Simplify right side
    25,225.20x = 508,632,097.08
  5. Step 5: Solve for x
    x = 508,632,097.08/25,225.20
  6. Step 6: Final answer
    x = 20,163.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.