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Finding the Fourth Proportional to 14,549.01, 20,077.92 and 11,366.01

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Solution

The fourth proportional to 14,549.01, 20,077.92 and 11,366.01 is: 15,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.01 : 20,077.92 = 11,366.01 : x
  2. Step 2: Convert to fraction form
    14,549.01/20,077.92 = 11,366.01/x
  3. Step 3: Cross multiply
    14,549.01x = 20,077.92 × 11,366.01
  4. Step 4: Simplify right side
    14,549.01x = 228,205,839.50
  5. Step 5: Solve for x
    x = 228,205,839.50/14,549.01
  6. Step 6: Final answer
    x = 15,685.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.