Home / 25,575.28-35,291.64-14,243.92

Finding the Fourth Proportional to 25,575.28, 35,291.64 and 14,243.92

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Solution

The fourth proportional to 25,575.28, 35,291.64 and 14,243.92 is: 19,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.28 : 35,291.64 = 14,243.92 : x
  2. Step 2: Convert to fraction form
    25,575.28/35,291.64 = 14,243.92/x
  3. Step 3: Cross multiply
    25,575.28x = 35,291.64 × 14,243.92
  4. Step 4: Simplify right side
    25,575.28x = 502,691,296.83
  5. Step 5: Solve for x
    x = 502,691,296.83/25,575.28
  6. Step 6: Final answer
    x = 19,655.36

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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.