Home / 18,060.15-24,926.91-10,988.85

Finding the Fourth Proportional to 18,060.15, 24,926.91 and 10,988.85

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Solution

The fourth proportional to 18,060.15, 24,926.91 and 10,988.85 is: 15,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.15 : 24,926.91 = 10,988.85 : x
  2. Step 2: Convert to fraction form
    18,060.15/24,926.91 = 10,988.85/x
  3. Step 3: Cross multiply
    18,060.15x = 24,926.91 × 10,988.85
  4. Step 4: Simplify right side
    18,060.15x = 273,918,074.95
  5. Step 5: Solve for x
    x = 273,918,074.95/18,060.15
  6. Step 6: Final answer
    x = 15,166.99

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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.