Home / 48,915.39-67,513.80-29,801.42

Finding the Fourth Proportional to 48,915.39, 67,513.80 and 29,801.42

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Solution

The fourth proportional to 48,915.39, 67,513.80 and 29,801.42 is: 41,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,915.39 : 67,513.80 = 29,801.42 : x
  2. Step 2: Convert to fraction form
    48,915.39/67,513.80 = 29,801.42/x
  3. Step 3: Cross multiply
    48,915.39x = 67,513.80 × 29,801.42
  4. Step 4: Simplify right side
    48,915.39x = 2,012,007,136.96
  5. Step 5: Solve for x
    x = 2,012,007,136.96/48,915.39
  6. Step 6: Final answer
    x = 41,132.39

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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.