Home / 51,747.39-77,608.67-14,306.63

Finding the Fourth Proportional to 51,747.39, 77,608.67 and 14,306.63

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Solution

The fourth proportional to 51,747.39, 77,608.67 and 14,306.63 is: 21,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747.39 : 77,608.67 = 14,306.63 : x
  2. Step 2: Convert to fraction form
    51,747.39/77,608.67 = 14,306.63/x
  3. Step 3: Cross multiply
    51,747.39x = 77,608.67 × 14,306.63
  4. Step 4: Simplify right side
    51,747.39x = 1,110,318,066.91
  5. Step 5: Solve for x
    x = 1,110,318,066.91/51,747.39
  6. Step 6: Final answer
    x = 21,456.50

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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.