Home / 40,125.98-60,188.82-12,045.91

Finding the Fourth Proportional to 40,125.98, 60,188.82 and 12,045.91

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Solution

The fourth proportional to 40,125.98, 60,188.82 and 12,045.91 is: 18,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.98 : 60,188.82 = 12,045.91 : x
  2. Step 2: Convert to fraction form
    40,125.98/60,188.82 = 12,045.91/x
  3. Step 3: Cross multiply
    40,125.98x = 60,188.82 × 12,045.91
  4. Step 4: Simplify right side
    40,125.98x = 725,029,108.73
  5. Step 5: Solve for x
    x = 725,029,108.73/40,125.98
  6. Step 6: Final answer
    x = 18,068.82

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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.