Home / 51,005.13-76,510.43-15,947.52

Finding the Fourth Proportional to 51,005.13, 76,510.43 and 15,947.52

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Solution

The fourth proportional to 51,005.13, 76,510.43 and 15,947.52 is: 23,922.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,005.13 : 76,510.43 = 15,947.52 : x
  2. Step 2: Convert to fraction form
    51,005.13/76,510.43 = 15,947.52/x
  3. Step 3: Cross multiply
    51,005.13x = 76,510.43 × 15,947.52
  4. Step 4: Simplify right side
    51,005.13x = 1,220,151,612.63
  5. Step 5: Solve for x
    x = 1,220,151,612.63/51,005.13
  6. Step 6: Final answer
    x = 23,922.14

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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.