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Finding the Fourth Proportional to 45,392.10, 62,642.88 and 27,476.97

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Solution

The fourth proportional to 45,392.10, 62,642.88 and 27,476.97 is: 37,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,392.10 : 62,642.88 = 27,476.97 : x
  2. Step 2: Convert to fraction form
    45,392.10/62,642.88 = 27,476.97/x
  3. Step 3: Cross multiply
    45,392.10x = 62,642.88 × 27,476.97
  4. Step 4: Simplify right side
    45,392.10x = 1,721,236,534.47
  5. Step 5: Solve for x
    x = 1,721,236,534.47/45,392.10
  6. Step 6: Final answer
    x = 37,919.30

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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.