Home / 51,581.12-77,321.46-26,649.32

Finding the Fourth Proportional to 51,581.12, 77,321.46 and 26,649.32

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Solution

The fourth proportional to 51,581.12, 77,321.46 and 26,649.32 is: 39,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,581.12 : 77,321.46 = 26,649.32 : x
  2. Step 2: Convert to fraction form
    51,581.12/77,321.46 = 26,649.32/x
  3. Step 3: Cross multiply
    51,581.12x = 77,321.46 × 26,649.32
  4. Step 4: Simplify right side
    51,581.12x = 2,060,564,330.41
  5. Step 5: Solve for x
    x = 2,060,564,330.41/51,581.12
  6. Step 6: Final answer
    x = 39,948.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.