Home / 19,747.68-29,603.90-7,264.71

Finding the Fourth Proportional to 19,747.68, 29,603.90 and 7,264.71

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Solution

The fourth proportional to 19,747.68, 29,603.90 and 7,264.71 is: 10,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.68 : 29,603.90 = 7,264.71 : x
  2. Step 2: Convert to fraction form
    19,747.68/29,603.90 = 7,264.71/x
  3. Step 3: Cross multiply
    19,747.68x = 29,603.90 × 7,264.71
  4. Step 4: Simplify right side
    19,747.68x = 215,063,712.05
  5. Step 5: Solve for x
    x = 215,063,712.05/19,747.68
  6. Step 6: Final answer
    x = 10,890.58

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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.