Home / 27,581.38-38,062.47-15,006.22

Finding the Fourth Proportional to 27,581.38, 38,062.47 and 15,006.22

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Solution

The fourth proportional to 27,581.38, 38,062.47 and 15,006.22 is: 20,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.38 : 38,062.47 = 15,006.22 : x
  2. Step 2: Convert to fraction form
    27,581.38/38,062.47 = 15,006.22/x
  3. Step 3: Cross multiply
    27,581.38x = 38,062.47 × 15,006.22
  4. Step 4: Simplify right side
    27,581.38x = 571,173,798.56
  5. Step 5: Solve for x
    x = 571,173,798.56/27,581.38
  6. Step 6: Final answer
    x = 20,708.67

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Double scale
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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.