Home / 51,642.36-71,244.36-38,244.96

Finding the Fourth Proportional to 51,642.36, 71,244.36 and 38,244.96

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Solution

The fourth proportional to 51,642.36, 71,244.36 and 38,244.96 is: 52,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,642.36 : 71,244.36 = 38,244.96 : x
  2. Step 2: Convert to fraction form
    51,642.36/71,244.36 = 38,244.96/x
  3. Step 3: Cross multiply
    51,642.36x = 71,244.36 × 38,244.96
  4. Step 4: Simplify right side
    51,642.36x = 2,724,737,698.43
  5. Step 5: Solve for x
    x = 2,724,737,698.43/51,642.36
  6. Step 6: Final answer
    x = 52,761.68

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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.