Home / 25,662.11-35,411.69-14,330.72

Finding the Fourth Proportional to 25,662.11, 35,411.69 and 14,330.72

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Solution

The fourth proportional to 25,662.11, 35,411.69 and 14,330.72 is: 19,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,662.11 : 35,411.69 = 14,330.72 : x
  2. Step 2: Convert to fraction form
    25,662.11/35,411.69 = 14,330.72/x
  3. Step 3: Cross multiply
    25,662.11x = 35,411.69 × 14,330.72
  4. Step 4: Simplify right side
    25,662.11x = 507,475,138.47
  5. Step 5: Solve for x
    x = 507,475,138.47/25,662.11
  6. Step 6: Final answer
    x = 19,775.27

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Half scale
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Double scale
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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.