Home / 19,432.48-26,816.88-11,049.04

Finding the Fourth Proportional to 19,432.48, 26,816.88 and 11,049.04

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Solution

The fourth proportional to 19,432.48, 26,816.88 and 11,049.04 is: 15,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.48 : 26,816.88 = 11,049.04 : x
  2. Step 2: Convert to fraction form
    19,432.48/26,816.88 = 11,049.04/x
  3. Step 3: Cross multiply
    19,432.48x = 26,816.88 × 11,049.04
  4. Step 4: Simplify right side
    19,432.48x = 296,300,779.80
  5. Step 5: Solve for x
    x = 296,300,779.80/19,432.48
  6. Step 6: Final answer
    x = 15,247.71

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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.