Home / 45,781.47-63,183.65-27,886.95

Finding the Fourth Proportional to 45,781.47, 63,183.65 and 27,886.95

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Solution

The fourth proportional to 45,781.47, 63,183.65 and 27,886.95 is: 38,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,781.47 : 63,183.65 = 27,886.95 : x
  2. Step 2: Convert to fraction form
    45,781.47/63,183.65 = 27,886.95/x
  3. Step 3: Cross multiply
    45,781.47x = 63,183.65 × 27,886.95
  4. Step 4: Simplify right side
    45,781.47x = 1,761,999,148.93
  5. Step 5: Solve for x
    x = 1,761,999,148.93/45,781.47
  6. Step 6: Final answer
    x = 38,487.17

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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.