Home / 26,649.30-39,897.15-16,281.30

Finding the Fourth Proportional to 26,649.30, 39,897.15 and 16,281.30

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Solution

The fourth proportional to 26,649.30, 39,897.15 and 16,281.30 is: 24,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.30 : 39,897.15 = 16,281.30 : x
  2. Step 2: Convert to fraction form
    26,649.30/39,897.15 = 16,281.30/x
  3. Step 3: Cross multiply
    26,649.30x = 39,897.15 × 16,281.30
  4. Step 4: Simplify right side
    26,649.30x = 649,577,468.30
  5. Step 5: Solve for x
    x = 649,577,468.30/26,649.30
  6. Step 6: Final answer
    x = 24,375.03

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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.