Home / 25,872.40-38,866.20-24,822.80

Finding the Fourth Proportional to 25,872.40, 38,866.20 and 24,822.80

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Solution

The fourth proportional to 25,872.40, 38,866.20 and 24,822.80 is: 37,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.40 : 38,866.20 = 24,822.80 : x
  2. Step 2: Convert to fraction form
    25,872.40/38,866.20 = 24,822.80/x
  3. Step 3: Cross multiply
    25,872.40x = 38,866.20 × 24,822.80
  4. Step 4: Simplify right side
    25,872.40x = 964,767,909.36
  5. Step 5: Solve for x
    x = 964,767,909.36/25,872.40
  6. Step 6: Final answer
    x = 37,289.46

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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.