Home / 22,668.56-31,254.49-15,098.30

Finding the Fourth Proportional to 22,668.56, 31,254.49 and 15,098.30

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Solution

The fourth proportional to 22,668.56, 31,254.49 and 15,098.30 is: 20,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.56 : 31,254.49 = 15,098.30 : x
  2. Step 2: Convert to fraction form
    22,668.56/31,254.49 = 15,098.30/x
  3. Step 3: Cross multiply
    22,668.56x = 31,254.49 × 15,098.30
  4. Step 4: Simplify right side
    22,668.56x = 471,889,666.37
  5. Step 5: Solve for x
    x = 471,889,666.37/22,668.56
  6. Step 6: Final answer
    x = 20,816.92

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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.