Home / 15,426.85-23,140.29-5,565.99

Finding the Fourth Proportional to 15,426.85, 23,140.29 and 5,565.99

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Solution

The fourth proportional to 15,426.85, 23,140.29 and 5,565.99 is: 8,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.85 : 23,140.29 = 5,565.99 : x
  2. Step 2: Convert to fraction form
    15,426.85/23,140.29 = 5,565.99/x
  3. Step 3: Cross multiply
    15,426.85x = 23,140.29 × 5,565.99
  4. Step 4: Simplify right side
    15,426.85x = 128,798,622.74
  5. Step 5: Solve for x
    x = 128,798,622.74/15,426.85
  6. Step 6: Final answer
    x = 8,348.99

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Similar ratio
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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.