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Finding the Fourth Proportional to 41,605.32, 62,407.98 and 13,903.32

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Solution

The fourth proportional to 41,605.32, 62,407.98 and 13,903.32 is: 20,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,605.32 : 62,407.98 = 13,903.32 : x
  2. Step 2: Convert to fraction form
    41,605.32/62,407.98 = 13,903.32/x
  3. Step 3: Cross multiply
    41,605.32x = 62,407.98 × 13,903.32
  4. Step 4: Simplify right side
    41,605.32x = 867,678,116.49
  5. Step 5: Solve for x
    x = 867,678,116.49/41,605.32
  6. Step 6: Final answer
    x = 20,854.98

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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.