Home / 41,586.06-62,379.18-10,421.40

Finding the Fourth Proportional to 41,586.06, 62,379.18 and 10,421.40

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Solution

The fourth proportional to 41,586.06, 62,379.18 and 10,421.40 is: 15,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,586.06 : 62,379.18 = 10,421.40 : x
  2. Step 2: Convert to fraction form
    41,586.06/62,379.18 = 10,421.40/x
  3. Step 3: Cross multiply
    41,586.06x = 62,379.18 × 10,421.40
  4. Step 4: Simplify right side
    41,586.06x = 650,078,386.45
  5. Step 5: Solve for x
    x = 650,078,386.45/41,586.06
  6. Step 6: Final answer
    x = 15,632.12

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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.