Home / 25,545.85-35,253.30-14,216.38

Finding the Fourth Proportional to 25,545.85, 35,253.30 and 14,216.38

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Solution

The fourth proportional to 25,545.85, 35,253.30 and 14,216.38 is: 19,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.85 : 35,253.30 = 14,216.38 : x
  2. Step 2: Convert to fraction form
    25,545.85/35,253.30 = 14,216.38/x
  3. Step 3: Cross multiply
    25,545.85x = 35,253.30 × 14,216.38
  4. Step 4: Simplify right side
    25,545.85x = 501,174,309.05
  5. Step 5: Solve for x
    x = 501,174,309.05/25,545.85
  6. Step 6: Final answer
    x = 19,618.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.