Home / 23,255.52-32,089.70-15,718.24

Finding the Fourth Proportional to 23,255.52, 32,089.70 and 15,718.24

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Solution

The fourth proportional to 23,255.52, 32,089.70 and 15,718.24 is: 21,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,255.52 : 32,089.70 = 15,718.24 : x
  2. Step 2: Convert to fraction form
    23,255.52/32,089.70 = 15,718.24/x
  3. Step 3: Cross multiply
    23,255.52x = 32,089.70 × 15,718.24
  4. Step 4: Simplify right side
    23,255.52x = 504,393,606.13
  5. Step 5: Solve for x
    x = 504,393,606.13/23,255.52
  6. Step 6: Final answer
    x = 21,689.20

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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.