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Finding the Fourth Proportional to 19,593.90, 29,381.86 and 6,264.31

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Solution

The fourth proportional to 19,593.90, 29,381.86 and 6,264.31 is: 9,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,593.90 : 29,381.86 = 6,264.31 : x
  2. Step 2: Convert to fraction form
    19,593.90/29,381.86 = 6,264.31/x
  3. Step 3: Cross multiply
    19,593.90x = 29,381.86 × 6,264.31
  4. Step 4: Simplify right side
    19,593.90x = 184,057,169.14
  5. Step 5: Solve for x
    x = 184,057,169.14/19,593.90
  6. Step 6: Final answer
    x = 9,393.60

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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.