Home / 19,591.28-29,391.90-9,068.89

Finding the Fourth Proportional to 19,591.28, 29,391.90 and 9,068.89

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Solution

The fourth proportional to 19,591.28, 29,391.90 and 9,068.89 is: 13,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.28 : 29,391.90 = 9,068.89 : x
  2. Step 2: Convert to fraction form
    19,591.28/29,391.90 = 9,068.89/x
  3. Step 3: Cross multiply
    19,591.28x = 29,391.90 × 9,068.89
  4. Step 4: Simplify right side
    19,591.28x = 266,551,715.69
  5. Step 5: Solve for x
    x = 266,551,715.69/19,591.28
  6. Step 6: Final answer
    x = 13,605.63

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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.