Home / 40,281.73-60,428.74-20,549.52

Finding the Fourth Proportional to 40,281.73, 60,428.74 and 20,549.52

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Solution

The fourth proportional to 40,281.73, 60,428.74 and 20,549.52 is: 30,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.73 : 60,428.74 = 20,549.52 : x
  2. Step 2: Convert to fraction form
    40,281.73/60,428.74 = 20,549.52/x
  3. Step 3: Cross multiply
    40,281.73x = 60,428.74 × 20,549.52
  4. Step 4: Simplify right side
    40,281.73x = 1,241,781,601.20
  5. Step 5: Solve for x
    x = 1,241,781,601.20/40,281.73
  6. Step 6: Final answer
    x = 30,827.41

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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.