Home / 25,545.68-38,318.52-8,030.48

Finding the Fourth Proportional to 25,545.68, 38,318.52 and 8,030.48

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Solution

The fourth proportional to 25,545.68, 38,318.52 and 8,030.48 is: 12,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.68 : 38,318.52 = 8,030.48 : x
  2. Step 2: Convert to fraction form
    25,545.68/38,318.52 = 8,030.48/x
  3. Step 3: Cross multiply
    25,545.68x = 38,318.52 × 8,030.48
  4. Step 4: Simplify right side
    25,545.68x = 307,716,108.49
  5. Step 5: Solve for x
    x = 307,716,108.49/25,545.68
  6. Step 6: Final answer
    x = 12,045.72

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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.