Home / 47,586.38-65,668.59-29,680.11

Finding the Fourth Proportional to 47,586.38, 65,668.59 and 29,680.11

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Solution

The fourth proportional to 47,586.38, 65,668.59 and 29,680.11 is: 40,958.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.38 : 65,668.59 = 29,680.11 : x
  2. Step 2: Convert to fraction form
    47,586.38/65,668.59 = 29,680.11/x
  3. Step 3: Cross multiply
    47,586.38x = 65,668.59 × 29,680.11
  4. Step 4: Simplify right side
    47,586.38x = 1,949,050,974.74
  5. Step 5: Solve for x
    x = 1,949,050,974.74/47,586.38
  6. Step 6: Final answer
    x = 40,958.17

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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.