Home / 26,213.83-36,180.06-15,609.31

Finding the Fourth Proportional to 26,213.83, 36,180.06 and 15,609.31

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Solution

The fourth proportional to 26,213.83, 36,180.06 and 15,609.31 is: 21,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.83 : 36,180.06 = 15,609.31 : x
  2. Step 2: Convert to fraction form
    26,213.83/36,180.06 = 15,609.31/x
  3. Step 3: Cross multiply
    26,213.83x = 36,180.06 × 15,609.31
  4. Step 4: Simplify right side
    26,213.83x = 564,745,591.46
  5. Step 5: Solve for x
    x = 564,745,591.46/26,213.83
  6. Step 6: Final answer
    x = 21,543.81

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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.