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Finding the Fourth Proportional to 19,593.34, 29,390.01 and 7,115.02

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Solution

The fourth proportional to 19,593.34, 29,390.01 and 7,115.02 is: 10,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.34 : 29,390.01 = 7,115.02 : x
  2. Step 2: Convert to fraction form
    19,593.34/29,390.01 = 7,115.02/x
  3. Step 3: Cross multiply
    19,593.34x = 29,390.01 × 7,115.02
  4. Step 4: Simplify right side
    19,593.34x = 209,110,508.95
  5. Step 5: Solve for x
    x = 209,110,508.95/19,593.34
  6. Step 6: Final answer
    x = 10,672.53

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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.