Home / 25,649.24-38,487.40-18,200.92

Finding the Fourth Proportional to 25,649.24, 38,487.40 and 18,200.92

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Solution

The fourth proportional to 25,649.24, 38,487.40 and 18,200.92 is: 27,310.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.24 : 38,487.40 = 18,200.92 : x
  2. Step 2: Convert to fraction form
    25,649.24/38,487.40 = 18,200.92/x
  3. Step 3: Cross multiply
    25,649.24x = 38,487.40 × 18,200.92
  4. Step 4: Simplify right side
    25,649.24x = 700,506,088.41
  5. Step 5: Solve for x
    x = 700,506,088.41/25,649.24
  6. Step 6: Final answer
    x = 27,310.99

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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.