Home / 19,432.24-26,818.56-11,882.98

Finding the Fourth Proportional to 19,432.24, 26,818.56 and 11,882.98

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Solution

The fourth proportional to 19,432.24, 26,818.56 and 11,882.98 is: 16,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.24 : 26,818.56 = 11,882.98 : x
  2. Step 2: Convert to fraction form
    19,432.24/26,818.56 = 11,882.98/x
  3. Step 3: Cross multiply
    19,432.24x = 26,818.56 × 11,882.98
  4. Step 4: Simplify right side
    19,432.24x = 318,684,412.11
  5. Step 5: Solve for x
    x = 318,684,412.11/19,432.24
  6. Step 6: Final answer
    x = 16,399.78

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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.