Home / 27,143.46-40,708.76-15,302.48

Finding the Fourth Proportional to 27,143.46, 40,708.76 and 15,302.48

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Solution

The fourth proportional to 27,143.46, 40,708.76 and 15,302.48 is: 22,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.46 : 40,708.76 = 15,302.48 : x
  2. Step 2: Convert to fraction form
    27,143.46/40,708.76 = 15,302.48/x
  3. Step 3: Cross multiply
    27,143.46x = 40,708.76 × 15,302.48
  4. Step 4: Simplify right side
    27,143.46x = 622,944,705.67
  5. Step 5: Solve for x
    x = 622,944,705.67/27,143.46
  6. Step 6: Final answer
    x = 22,950.08

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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.