Home / 25,931.25-35,783.00-14,597.12

Finding the Fourth Proportional to 25,931.25, 35,783.00 and 14,597.12

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Solution

The fourth proportional to 25,931.25, 35,783.00 and 14,597.12 is: 20,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.25 : 35,783.00 = 14,597.12 : x
  2. Step 2: Convert to fraction form
    25,931.25/35,783.00 = 14,597.12/x
  3. Step 3: Cross multiply
    25,931.25x = 35,783.00 × 14,597.12
  4. Step 4: Simplify right side
    25,931.25x = 522,328,816.17
  5. Step 5: Solve for x
    x = 522,328,816.17/25,931.25
  6. Step 6: Final answer
    x = 20,142.83

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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.