Home / 40,654.32-56,104-22,752.40

Finding the Fourth Proportional to 40,654.32, 56,104 and 22,752.40

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Solution

The fourth proportional to 40,654.32, 56,104 and 22,752.40 is: 31,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,654.32 : 56,104 = 22,752.40 : x
  2. Step 2: Convert to fraction form
    40,654.32/56,104 = 22,752.40/x
  3. Step 3: Cross multiply
    40,654.32x = 56,104 × 22,752.40
  4. Step 4: Simplify right side
    40,654.32x = 1,276,500,649.60
  5. Step 5: Solve for x
    x = 1,276,500,649.60/40,654.32
  6. Step 6: Final answer
    x = 31,398.89

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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.