Home / 25,159.98-34,721.42-14,550.28

Finding the Fourth Proportional to 25,159.98, 34,721.42 and 14,550.28

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Solution

The fourth proportional to 25,159.98, 34,721.42 and 14,550.28 is: 20,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.98 : 34,721.42 = 14,550.28 : x
  2. Step 2: Convert to fraction form
    25,159.98/34,721.42 = 14,550.28/x
  3. Step 3: Cross multiply
    25,159.98x = 34,721.42 × 14,550.28
  4. Step 4: Simplify right side
    25,159.98x = 505,206,383.00
  5. Step 5: Solve for x
    x = 505,206,383.00/25,159.98
  6. Step 6: Final answer
    x = 20,079.76

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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.