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Finding the Fourth Proportional to 19,598.55, 29,402.82 and 9,076.14

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Solution

The fourth proportional to 19,598.55, 29,402.82 and 9,076.14 is: 13,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,598.55 : 29,402.82 = 9,076.14 : x
  2. Step 2: Convert to fraction form
    19,598.55/29,402.82 = 9,076.14/x
  3. Step 3: Cross multiply
    19,598.55x = 29,402.82 × 9,076.14
  4. Step 4: Simplify right side
    19,598.55x = 266,864,110.71
  5. Step 5: Solve for x
    x = 266,864,110.71/19,598.55
  6. Step 6: Final answer
    x = 13,616.52

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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.