Home / 25,295.87-34,909.47-13,966.97

Finding the Fourth Proportional to 25,295.87, 34,909.47 and 13,966.97

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Solution

The fourth proportional to 25,295.87, 34,909.47 and 13,966.97 is: 19,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.87 : 34,909.47 = 13,966.97 : x
  2. Step 2: Convert to fraction form
    25,295.87/34,909.47 = 13,966.97/x
  3. Step 3: Cross multiply
    25,295.87x = 34,909.47 × 13,966.97
  4. Step 4: Simplify right side
    25,295.87x = 487,579,620.57
  5. Step 5: Solve for x
    x = 487,579,620.57/25,295.87
  6. Step 6: Final answer
    x = 19,275.07

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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.