Home / 25,899.60-38,849.40-16,101.20

Finding the Fourth Proportional to 25,899.60, 38,849.40 and 16,101.20

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Solution

The fourth proportional to 25,899.60, 38,849.40 and 16,101.20 is: 24,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.60 : 38,849.40 = 16,101.20 : x
  2. Step 2: Convert to fraction form
    25,899.60/38,849.40 = 16,101.20/x
  3. Step 3: Cross multiply
    25,899.60x = 38,849.40 × 16,101.20
  4. Step 4: Simplify right side
    25,899.60x = 625,521,959.28
  5. Step 5: Solve for x
    x = 625,521,959.28/25,899.60
  6. Step 6: Final answer
    x = 24,151.80

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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.