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Finding the Fourth Proportional to 14,681.95, 22,003.43 and 8,001.29

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Solution

The fourth proportional to 14,681.95, 22,003.43 and 8,001.29 is: 11,991.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.95 : 22,003.43 = 8,001.29 : x
  2. Step 2: Convert to fraction form
    14,681.95/22,003.43 = 8,001.29/x
  3. Step 3: Cross multiply
    14,681.95x = 22,003.43 × 8,001.29
  4. Step 4: Simplify right side
    14,681.95x = 176,055,839.43
  5. Step 5: Solve for x
    x = 176,055,839.43/14,681.95
  6. Step 6: Final answer
    x = 11,991.31

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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.