Home / 25,359.52-34,996.36-15,288.48

Finding the Fourth Proportional to 25,359.52, 34,996.36 and 15,288.48

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Solution

The fourth proportional to 25,359.52, 34,996.36 and 15,288.48 is: 21,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.52 : 34,996.36 = 15,288.48 : x
  2. Step 2: Convert to fraction form
    25,359.52/34,996.36 = 15,288.48/x
  3. Step 3: Cross multiply
    25,359.52x = 34,996.36 × 15,288.48
  4. Step 4: Simplify right side
    25,359.52x = 535,041,149.93
  5. Step 5: Solve for x
    x = 535,041,149.93/25,359.52
  6. Step 6: Final answer
    x = 21,098.24

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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.