Home / 27,421.56-41,132.54-8,701.65

Finding the Fourth Proportional to 27,421.56, 41,132.54 and 8,701.65

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Solution

The fourth proportional to 27,421.56, 41,132.54 and 8,701.65 is: 13,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.56 : 41,132.54 = 8,701.65 : x
  2. Step 2: Convert to fraction form
    27,421.56/41,132.54 = 8,701.65/x
  3. Step 3: Cross multiply
    27,421.56x = 41,132.54 × 8,701.65
  4. Step 4: Simplify right side
    27,421.56x = 357,920,988.45
  5. Step 5: Solve for x
    x = 357,920,988.45/27,421.56
  6. Step 6: Final answer
    x = 13,052.54

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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.