Home / 27,426.09-41,140.61-8,707.60

Finding the Fourth Proportional to 27,426.09, 41,140.61 and 8,707.60

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Solution

The fourth proportional to 27,426.09, 41,140.61 and 8,707.60 is: 13,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.09 : 41,140.61 = 8,707.60 : x
  2. Step 2: Convert to fraction form
    27,426.09/41,140.61 = 8,707.60/x
  3. Step 3: Cross multiply
    27,426.09x = 41,140.61 × 8,707.60
  4. Step 4: Simplify right side
    27,426.09x = 358,236,016.18
  5. Step 5: Solve for x
    x = 358,236,016.18/27,426.09
  6. Step 6: Final answer
    x = 13,061.87

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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.