Home / 40,048.54-55,264.62-22,142.14

Finding the Fourth Proportional to 40,048.54, 55,264.62 and 22,142.14

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Solution

The fourth proportional to 40,048.54, 55,264.62 and 22,142.14 is: 30,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,048.54 : 55,264.62 = 22,142.14 : x
  2. Step 2: Convert to fraction form
    40,048.54/55,264.62 = 22,142.14/x
  3. Step 3: Cross multiply
    40,048.54x = 55,264.62 × 22,142.14
  4. Step 4: Simplify right side
    40,048.54x = 1,223,676,953.09
  5. Step 5: Solve for x
    x = 1,223,676,953.09/40,048.54
  6. Step 6: Final answer
    x = 30,554.85

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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.