Home / 26,276.50-39,375.42-13,597.47

Finding the Fourth Proportional to 26,276.50, 39,375.42 and 13,597.47

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Solution

The fourth proportional to 26,276.50, 39,375.42 and 13,597.47 is: 20,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.50 : 39,375.42 = 13,597.47 : x
  2. Step 2: Convert to fraction form
    26,276.50/39,375.42 = 13,597.47/x
  3. Step 3: Cross multiply
    26,276.50x = 39,375.42 × 13,597.47
  4. Step 4: Simplify right side
    26,276.50x = 535,406,041.20
  5. Step 5: Solve for x
    x = 535,406,041.20/26,276.50
  6. Step 6: Final answer
    x = 20,375.85

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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.