Home / 25,519.54-38,282.24-12,362.40

Finding the Fourth Proportional to 25,519.54, 38,282.24 and 12,362.40

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Solution

The fourth proportional to 25,519.54, 38,282.24 and 12,362.40 is: 18,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.54 : 38,282.24 = 12,362.40 : x
  2. Step 2: Convert to fraction form
    25,519.54/38,282.24 = 12,362.40/x
  3. Step 3: Cross multiply
    25,519.54x = 38,282.24 × 12,362.40
  4. Step 4: Simplify right side
    25,519.54x = 473,260,363.78
  5. Step 5: Solve for x
    x = 473,260,363.78/25,519.54
  6. Step 6: Final answer
    x = 18,545.02

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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.