Home / 27,795.38-38,357.40-15,048.58

Finding the Fourth Proportional to 27,795.38, 38,357.40 and 15,048.58

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Solution

The fourth proportional to 27,795.38, 38,357.40 and 15,048.58 is: 20,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,795.38 : 38,357.40 = 15,048.58 : x
  2. Step 2: Convert to fraction form
    27,795.38/38,357.40 = 15,048.58/x
  3. Step 3: Cross multiply
    27,795.38x = 38,357.40 × 15,048.58
  4. Step 4: Simplify right side
    27,795.38x = 577,224,402.49
  5. Step 5: Solve for x
    x = 577,224,402.49/27,795.38
  6. Step 6: Final answer
    x = 20,766.92

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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.