Home / 25,280.43-34,888.98-13,952.19

Finding the Fourth Proportional to 25,280.43, 34,888.98 and 13,952.19

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Solution

The fourth proportional to 25,280.43, 34,888.98 and 13,952.19 is: 19,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.43 : 34,888.98 = 13,952.19 : x
  2. Step 2: Convert to fraction form
    25,280.43/34,888.98 = 13,952.19/x
  3. Step 3: Cross multiply
    25,280.43x = 34,888.98 × 13,952.19
  4. Step 4: Simplify right side
    25,280.43x = 486,777,677.87
  5. Step 5: Solve for x
    x = 486,777,677.87/25,280.43
  6. Step 6: Final answer
    x = 19,255.12

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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.