Home / 36,040.10-54,060.15-18,498.74

Finding the Fourth Proportional to 36,040.10, 54,060.15 and 18,498.74

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Solution

The fourth proportional to 36,040.10, 54,060.15 and 18,498.74 is: 27,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,040.10 : 54,060.15 = 18,498.74 : x
  2. Step 2: Convert to fraction form
    36,040.10/54,060.15 = 18,498.74/x
  3. Step 3: Cross multiply
    36,040.10x = 54,060.15 × 18,498.74
  4. Step 4: Simplify right side
    36,040.10x = 1,000,044,388.91
  5. Step 5: Solve for x
    x = 1,000,044,388.91/36,040.10
  6. Step 6: Final answer
    x = 27,748.11

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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.