Home / 40,243.84-55,534.01-22,337.78

Finding the Fourth Proportional to 40,243.84, 55,534.01 and 22,337.78

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Solution

The fourth proportional to 40,243.84, 55,534.01 and 22,337.78 is: 30,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.84 : 55,534.01 = 22,337.78 : x
  2. Step 2: Convert to fraction form
    40,243.84/55,534.01 = 22,337.78/x
  3. Step 3: Cross multiply
    40,243.84x = 55,534.01 × 22,337.78
  4. Step 4: Simplify right side
    40,243.84x = 1,240,506,108.54
  5. Step 5: Solve for x
    x = 1,240,506,108.54/40,243.84
  6. Step 6: Final answer
    x = 30,824.75

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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.