Home / 38,338.32-52,889.40-27,711.12

Finding the Fourth Proportional to 38,338.32, 52,889.40 and 27,711.12

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Solution

The fourth proportional to 38,338.32, 52,889.40 and 27,711.12 is: 38,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.32 : 52,889.40 = 27,711.12 : x
  2. Step 2: Convert to fraction form
    38,338.32/52,889.40 = 27,711.12/x
  3. Step 3: Cross multiply
    38,338.32x = 52,889.40 × 27,711.12
  4. Step 4: Simplify right side
    38,338.32x = 1,465,624,510.13
  5. Step 5: Solve for x
    x = 1,465,624,510.13/38,338.32
  6. Step 6: Final answer
    x = 38,228.71

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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.