Home / 27,397.76-37,808.91-15,463.62

Finding the Fourth Proportional to 27,397.76, 37,808.91 and 15,463.62

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Solution

The fourth proportional to 27,397.76, 37,808.91 and 15,463.62 is: 21,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397.76 : 37,808.91 = 15,463.62 : x
  2. Step 2: Convert to fraction form
    27,397.76/37,808.91 = 15,463.62/x
  3. Step 3: Cross multiply
    27,397.76x = 37,808.91 × 15,463.62
  4. Step 4: Simplify right side
    27,397.76x = 584,662,616.85
  5. Step 5: Solve for x
    x = 584,662,616.85/27,397.76
  6. Step 6: Final answer
    x = 21,339.80

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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.