Home / 51,349.52-77,036.92-30,306.96

Finding the Fourth Proportional to 51,349.52, 77,036.92 and 30,306.96

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Solution

The fourth proportional to 51,349.52, 77,036.92 and 30,306.96 is: 45,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349.52 : 77,036.92 = 30,306.96 : x
  2. Step 2: Convert to fraction form
    51,349.52/77,036.92 = 30,306.96/x
  3. Step 3: Cross multiply
    51,349.52x = 77,036.92 × 30,306.96
  4. Step 4: Simplify right side
    51,349.52x = 2,334,754,852.96
  5. Step 5: Solve for x
    x = 2,334,754,852.96/51,349.52
  6. Step 6: Final answer
    x = 45,467.90

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1.5x scale

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.