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Finding the Fourth Proportional to 40,295.48, 60,443.14 and 10,713.31

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Solution

The fourth proportional to 40,295.48, 60,443.14 and 10,713.31 is: 16,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.48 : 60,443.14 = 10,713.31 : x
  2. Step 2: Convert to fraction form
    40,295.48/60,443.14 = 10,713.31/x
  3. Step 3: Cross multiply
    40,295.48x = 60,443.14 × 10,713.31
  4. Step 4: Simplify right side
    40,295.48x = 647,546,096.19
  5. Step 5: Solve for x
    x = 647,546,096.19/40,295.48
  6. Step 6: Final answer
    x = 16,069.94

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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.