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Finding the Fourth Proportional to 45,863.84, 63,292.48 and 29,938.88

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Solution

The fourth proportional to 45,863.84, 63,292.48 and 29,938.88 is: 41,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,863.84 : 63,292.48 = 29,938.88 : x
  2. Step 2: Convert to fraction form
    45,863.84/63,292.48 = 29,938.88/x
  3. Step 3: Cross multiply
    45,863.84x = 63,292.48 × 29,938.88
  4. Step 4: Simplify right side
    45,863.84x = 1,894,905,963.62
  5. Step 5: Solve for x
    x = 1,894,905,963.62/45,863.84
  6. Step 6: Final answer
    x = 41,315.90

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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.