Home / 40,545.16-55,949.54-22,395.08

Finding the Fourth Proportional to 40,545.16, 55,949.54 and 22,395.08

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Solution

The fourth proportional to 40,545.16, 55,949.54 and 22,395.08 is: 30,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,545.16 : 55,949.54 = 22,395.08 : x
  2. Step 2: Convert to fraction form
    40,545.16/55,949.54 = 22,395.08/x
  3. Step 3: Cross multiply
    40,545.16x = 55,949.54 × 22,395.08
  4. Step 4: Simplify right side
    40,545.16x = 1,252,994,452.16
  5. Step 5: Solve for x
    x = 1,252,994,452.16/40,545.16
  6. Step 6: Final answer
    x = 30,903.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.