Home / 25,280.29-34,887.66-13,950.19

Finding the Fourth Proportional to 25,280.29, 34,887.66 and 13,950.19

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Solution

The fourth proportional to 25,280.29, 34,887.66 and 13,950.19 is: 19,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.29 : 34,887.66 = 13,950.19 : x
  2. Step 2: Convert to fraction form
    25,280.29/34,887.66 = 13,950.19/x
  3. Step 3: Cross multiply
    25,280.29x = 34,887.66 × 13,950.19
  4. Step 4: Simplify right side
    25,280.29x = 486,689,311.22
  5. Step 5: Solve for x
    x = 486,689,311.22/25,280.29
  6. Step 6: Final answer
    x = 19,251.73

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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.