Home / 25,456.80-38,228.40-24,679.20

Finding the Fourth Proportional to 25,456.80, 38,228.40 and 24,679.20

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Solution

The fourth proportional to 25,456.80, 38,228.40 and 24,679.20 is: 37,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.80 : 38,228.40 = 24,679.20 : x
  2. Step 2: Convert to fraction form
    25,456.80/38,228.40 = 24,679.20/x
  3. Step 3: Cross multiply
    25,456.80x = 38,228.40 × 24,679.20
  4. Step 4: Simplify right side
    25,456.80x = 943,446,329.28
  5. Step 5: Solve for x
    x = 943,446,329.28/25,456.80
  6. Step 6: Final answer
    x = 37,060.68

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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.