Home / 61,000.12-91,490.82-16,630.44

Finding the Fourth Proportional to 61,000.12, 91,490.82 and 16,630.44

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Solution

The fourth proportional to 61,000.12, 91,490.82 and 16,630.44 is: 24,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,000.12 : 91,490.82 = 16,630.44 : x
  2. Step 2: Convert to fraction form
    61,000.12/91,490.82 = 16,630.44/x
  3. Step 3: Cross multiply
    61,000.12x = 91,490.82 × 16,630.44
  4. Step 4: Simplify right side
    61,000.12x = 1,521,532,592.56
  5. Step 5: Solve for x
    x = 1,521,532,592.56/61,000.12
  6. Step 6: Final answer
    x = 24,943.11

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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.