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Finding the Fourth Proportional to 40,160.61, 60,246.08 and 13,495.10

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Solution

The fourth proportional to 40,160.61, 60,246.08 and 13,495.10 is: 20,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,160.61 : 60,246.08 = 13,495.10 : x
  2. Step 2: Convert to fraction form
    40,160.61/60,246.08 = 13,495.10/x
  3. Step 3: Cross multiply
    40,160.61x = 60,246.08 × 13,495.10
  4. Step 4: Simplify right side
    40,160.61x = 813,026,505.50
  5. Step 5: Solve for x
    x = 813,026,505.50/40,160.61
  6. Step 6: Final answer
    x = 20,244.38

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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.