Home / 23,253.26-32,086.59-15,715.99

Finding the Fourth Proportional to 23,253.26, 32,086.59 and 15,715.99

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Solution

The fourth proportional to 23,253.26, 32,086.59 and 15,715.99 is: 21,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,253.26 : 32,086.59 = 15,715.99 : x
  2. Step 2: Convert to fraction form
    23,253.26/32,086.59 = 15,715.99/x
  3. Step 3: Cross multiply
    23,253.26x = 32,086.59 × 15,715.99
  4. Step 4: Simplify right side
    23,253.26x = 504,272,527.57
  5. Step 5: Solve for x
    x = 504,272,527.57/23,253.26
  6. Step 6: Final answer
    x = 21,686.10

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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.