Home / 38,836.80-53,566.38-25,386.48

Finding the Fourth Proportional to 38,836.80, 53,566.38 and 25,386.48

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Solution

The fourth proportional to 38,836.80, 53,566.38 and 25,386.48 is: 35,014.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,836.80 : 53,566.38 = 25,386.48 : x
  2. Step 2: Convert to fraction form
    38,836.80/53,566.38 = 25,386.48/x
  3. Step 3: Cross multiply
    38,836.80x = 53,566.38 × 25,386.48
  4. Step 4: Simplify right side
    38,836.80x = 1,359,861,834.54
  5. Step 5: Solve for x
    x = 1,359,861,834.54/38,836.80
  6. Step 6: Final answer
    x = 35,014.78

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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.