Home / 40,921.02-61,374.65-11,341.80

Finding the Fourth Proportional to 40,921.02, 61,374.65 and 11,341.80

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Solution

The fourth proportional to 40,921.02, 61,374.65 and 11,341.80 is: 17,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,921.02 : 61,374.65 = 11,341.80 : x
  2. Step 2: Convert to fraction form
    40,921.02/61,374.65 = 11,341.80/x
  3. Step 3: Cross multiply
    40,921.02x = 61,374.65 × 11,341.80
  4. Step 4: Simplify right side
    40,921.02x = 696,098,948.66
  5. Step 5: Solve for x
    x = 696,098,948.66/40,921.02
  6. Step 6: Final answer
    x = 17,010.79

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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.