Home / 25,344.60-38,007.09-10,545.90

Finding the Fourth Proportional to 25,344.60, 38,007.09 and 10,545.90

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Solution

The fourth proportional to 25,344.60, 38,007.09 and 10,545.90 is: 15,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.60 : 38,007.09 = 10,545.90 : x
  2. Step 2: Convert to fraction form
    25,344.60/38,007.09 = 10,545.90/x
  3. Step 3: Cross multiply
    25,344.60x = 38,007.09 × 10,545.90
  4. Step 4: Simplify right side
    25,344.60x = 400,818,970.43
  5. Step 5: Solve for x
    x = 400,818,970.43/25,344.60
  6. Step 6: Final answer
    x = 15,814.77

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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.