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Finding the Fourth Proportional to 40,609.98, 56,023.11 and 23,831.10

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Solution

The fourth proportional to 40,609.98, 56,023.11 and 23,831.10 is: 32,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.98 : 56,023.11 = 23,831.10 : x
  2. Step 2: Convert to fraction form
    40,609.98/56,023.11 = 23,831.10/x
  3. Step 3: Cross multiply
    40,609.98x = 56,023.11 × 23,831.10
  4. Step 4: Simplify right side
    40,609.98x = 1,335,092,336.72
  5. Step 5: Solve for x
    x = 1,335,092,336.72/40,609.98
  6. Step 6: Final answer
    x = 32,875.97

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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.