Home / 42,596.38-63,893.84-12,610.49

Finding the Fourth Proportional to 42,596.38, 63,893.84 and 12,610.49

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Solution

The fourth proportional to 42,596.38, 63,893.84 and 12,610.49 is: 18,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,596.38 : 63,893.84 = 12,610.49 : x
  2. Step 2: Convert to fraction form
    42,596.38/63,893.84 = 12,610.49/x
  3. Step 3: Cross multiply
    42,596.38x = 63,893.84 × 12,610.49
  4. Step 4: Simplify right side
    42,596.38x = 805,732,363.13
  5. Step 5: Solve for x
    x = 805,732,363.13/42,596.38
  6. Step 6: Final answer
    x = 18,915.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.