Home / 52,570.40-78,868.17-17,510.36

Finding the Fourth Proportional to 52,570.40, 78,868.17 and 17,510.36

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Solution

The fourth proportional to 52,570.40, 78,868.17 and 17,510.36 is: 26,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,570.40 : 78,868.17 = 17,510.36 : x
  2. Step 2: Convert to fraction form
    52,570.40/78,868.17 = 17,510.36/x
  3. Step 3: Cross multiply
    52,570.40x = 78,868.17 × 17,510.36
  4. Step 4: Simplify right side
    52,570.40x = 1,381,010,049.24
  5. Step 5: Solve for x
    x = 1,381,010,049.24/52,570.40
  6. Step 6: Final answer
    x = 26,269.73

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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.