Home / 45,377.28-68,073.16-15,803.52

Finding the Fourth Proportional to 45,377.28, 68,073.16 and 15,803.52

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Solution

The fourth proportional to 45,377.28, 68,073.16 and 15,803.52 is: 23,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,377.28 : 68,073.16 = 15,803.52 : x
  2. Step 2: Convert to fraction form
    45,377.28/68,073.16 = 15,803.52/x
  3. Step 3: Cross multiply
    45,377.28x = 68,073.16 × 15,803.52
  4. Step 4: Simplify right side
    45,377.28x = 1,075,795,545.52
  5. Step 5: Solve for x
    x = 1,075,795,545.52/45,377.28
  6. Step 6: Final answer
    x = 23,707.80

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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.