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Finding the Fourth Proportional to 39,602.73, 59,404.11 and 13,307.49

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Solution

The fourth proportional to 39,602.73, 59,404.11 and 13,307.49 is: 19,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602.73 : 59,404.11 = 13,307.49 : x
  2. Step 2: Convert to fraction form
    39,602.73/59,404.11 = 13,307.49/x
  3. Step 3: Cross multiply
    39,602.73x = 59,404.11 × 13,307.49
  4. Step 4: Simplify right side
    39,602.73x = 790,519,599.78
  5. Step 5: Solve for x
    x = 790,519,599.78/39,602.73
  6. Step 6: Final answer
    x = 19,961.24

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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.