Home / 38,868.46-53,642.55-22,954.39

Finding the Fourth Proportional to 38,868.46, 53,642.55 and 22,954.39

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Solution

The fourth proportional to 38,868.46, 53,642.55 and 22,954.39 is: 31,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.46 : 53,642.55 = 22,954.39 : x
  2. Step 2: Convert to fraction form
    38,868.46/53,642.55 = 22,954.39/x
  3. Step 3: Cross multiply
    38,868.46x = 53,642.55 × 22,954.39
  4. Step 4: Simplify right side
    38,868.46x = 1,231,331,965.27
  5. Step 5: Solve for x
    x = 1,231,331,965.27/38,868.46
  6. Step 6: Final answer
    x = 31,679.47

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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.