Home / 51,243.70-76,865.55-24,999.70

Finding the Fourth Proportional to 51,243.70, 76,865.55 and 24,999.70

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Solution

The fourth proportional to 51,243.70, 76,865.55 and 24,999.70 is: 37,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,243.70 : 76,865.55 = 24,999.70 : x
  2. Step 2: Convert to fraction form
    51,243.70/76,865.55 = 24,999.70/x
  3. Step 3: Cross multiply
    51,243.70x = 76,865.55 × 24,999.70
  4. Step 4: Simplify right side
    51,243.70x = 1,921,615,690.34
  5. Step 5: Solve for x
    x = 1,921,615,690.34/51,243.70
  6. Step 6: Final answer
    x = 37,499.55

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Double scale
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Similar ratio
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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.