Home / 41,586.31-62,379.56-10,421.65

Finding the Fourth Proportional to 41,586.31, 62,379.56 and 10,421.65

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Solution

The fourth proportional to 41,586.31, 62,379.56 and 10,421.65 is: 15,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,586.31 : 62,379.56 = 10,421.65 : x
  2. Step 2: Convert to fraction form
    41,586.31/62,379.56 = 10,421.65/x
  3. Step 3: Cross multiply
    41,586.31x = 62,379.56 × 10,421.65
  4. Step 4: Simplify right side
    41,586.31x = 650,097,941.47
  5. Step 5: Solve for x
    x = 650,097,941.47/41,586.31
  6. Step 6: Final answer
    x = 15,632.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.