Home / 45,966.51-63,432.18-28,091.43

Finding the Fourth Proportional to 45,966.51, 63,432.18 and 28,091.43

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Solution

The fourth proportional to 45,966.51, 63,432.18 and 28,091.43 is: 38,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,966.51 : 63,432.18 = 28,091.43 : x
  2. Step 2: Convert to fraction form
    45,966.51/63,432.18 = 28,091.43/x
  3. Step 3: Cross multiply
    45,966.51x = 63,432.18 × 28,091.43
  4. Step 4: Simplify right side
    45,966.51x = 1,781,900,644.22
  5. Step 5: Solve for x
    x = 1,781,900,644.22/45,966.51
  6. Step 6: Final answer
    x = 38,765.19

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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.