Home / 51,613.95-77,422.56-18,333.48

Finding the Fourth Proportional to 51,613.95, 77,422.56 and 18,333.48

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Solution

The fourth proportional to 51,613.95, 77,422.56 and 18,333.48 is: 27,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,613.95 : 77,422.56 = 18,333.48 : x
  2. Step 2: Convert to fraction form
    51,613.95/77,422.56 = 18,333.48/x
  3. Step 3: Cross multiply
    51,613.95x = 77,422.56 × 18,333.48
  4. Step 4: Simplify right side
    51,613.95x = 1,419,424,955.31
  5. Step 5: Solve for x
    x = 1,419,424,955.31/51,613.95
  6. Step 6: Final answer
    x = 27,500.80

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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.