Home / 27,313.92-37,693.29-15,377.44

Finding the Fourth Proportional to 27,313.92, 37,693.29 and 15,377.44

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Solution

The fourth proportional to 27,313.92, 37,693.29 and 15,377.44 is: 21,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.92 : 37,693.29 = 15,377.44 : x
  2. Step 2: Convert to fraction form
    27,313.92/37,693.29 = 15,377.44/x
  3. Step 3: Cross multiply
    27,313.92x = 37,693.29 × 15,377.44
  4. Step 4: Simplify right side
    27,313.92x = 579,626,305.38
  5. Step 5: Solve for x
    x = 579,626,305.38/27,313.92
  6. Step 6: Final answer
    x = 21,220.91

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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.