Home / 25,909.36-35,760.89-15,159.24

Finding the Fourth Proportional to 25,909.36, 35,760.89 and 15,159.24

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Solution

The fourth proportional to 25,909.36, 35,760.89 and 15,159.24 is: 20,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,909.36 : 35,760.89 = 15,159.24 : x
  2. Step 2: Convert to fraction form
    25,909.36/35,760.89 = 15,159.24/x
  3. Step 3: Cross multiply
    25,909.36x = 35,760.89 × 15,159.24
  4. Step 4: Simplify right side
    25,909.36x = 542,107,952.02
  5. Step 5: Solve for x
    x = 542,107,952.02/25,909.36
  6. Step 6: Final answer
    x = 20,923.25

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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.