Home / 51,005.48-76,519.02-15,947.78

Finding the Fourth Proportional to 51,005.48, 76,519.02 and 15,947.78

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Solution

The fourth proportional to 51,005.48, 76,519.02 and 15,947.78 is: 23,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,005.48 : 76,519.02 = 15,947.78 : x
  2. Step 2: Convert to fraction form
    51,005.48/76,519.02 = 15,947.78/x
  3. Step 3: Cross multiply
    51,005.48x = 76,519.02 × 15,947.78
  4. Step 4: Simplify right side
    51,005.48x = 1,220,308,496.78
  5. Step 5: Solve for x
    x = 1,220,308,496.78/51,005.48
  6. Step 6: Final answer
    x = 23,925.05

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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.