Home / 51,874.74-71,592.93-30,659.22

Finding the Fourth Proportional to 51,874.74, 71,592.93 and 30,659.22

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Solution

The fourth proportional to 51,874.74, 71,592.93 and 30,659.22 is: 42,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874.74 : 71,592.93 = 30,659.22 : x
  2. Step 2: Convert to fraction form
    51,874.74/71,592.93 = 30,659.22/x
  3. Step 3: Cross multiply
    51,874.74x = 71,592.93 × 30,659.22
  4. Step 4: Simplify right side
    51,874.74x = 2,194,983,391.31
  5. Step 5: Solve for x
    x = 2,194,983,391.31/51,874.74
  6. Step 6: Final answer
    x = 42,313.14

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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.