Home / 45,545.97-68,302.55-19,252.76

Finding the Fourth Proportional to 45,545.97, 68,302.55 and 19,252.76

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Solution

The fourth proportional to 45,545.97, 68,302.55 and 19,252.76 is: 28,872.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,545.97 : 68,302.55 = 19,252.76 : x
  2. Step 2: Convert to fraction form
    45,545.97/68,302.55 = 19,252.76/x
  3. Step 3: Cross multiply
    45,545.97x = 68,302.55 × 19,252.76
  4. Step 4: Simplify right side
    45,545.97x = 1,315,012,602.54
  5. Step 5: Solve for x
    x = 1,315,012,602.54/45,545.97
  6. Step 6: Final answer
    x = 28,872.21

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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.