Home / 22,986.26-31,733.16-15,472.10

Finding the Fourth Proportional to 22,986.26, 31,733.16 and 15,472.10

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Solution

The fourth proportional to 22,986.26, 31,733.16 and 15,472.10 is: 21,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.26 : 31,733.16 = 15,472.10 : x
  2. Step 2: Convert to fraction form
    22,986.26/31,733.16 = 15,472.10/x
  3. Step 3: Cross multiply
    22,986.26x = 31,733.16 × 15,472.10
  4. Step 4: Simplify right side
    22,986.26x = 490,978,624.84
  5. Step 5: Solve for x
    x = 490,978,624.84/22,986.26
  6. Step 6: Final answer
    x = 21,359.66

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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.