Home / 15,742.73-23,634.14-13,535.69

Finding the Fourth Proportional to 15,742.73, 23,634.14 and 13,535.69

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Solution

The fourth proportional to 15,742.73, 23,634.14 and 13,535.69 is: 20,320.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.73 : 23,634.14 = 13,535.69 : x
  2. Step 2: Convert to fraction form
    15,742.73/23,634.14 = 13,535.69/x
  3. Step 3: Cross multiply
    15,742.73x = 23,634.14 × 13,535.69
  4. Step 4: Simplify right side
    15,742.73x = 319,904,206.61
  5. Step 5: Solve for x
    x = 319,904,206.61/15,742.73
  6. Step 6: Final answer
    x = 20,320.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.