Home / 18,292.02-27,401.49-8,417.76

Finding the Fourth Proportional to 18,292.02, 27,401.49 and 8,417.76

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Solution

The fourth proportional to 18,292.02, 27,401.49 and 8,417.76 is: 12,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.02 : 27,401.49 = 8,417.76 : x
  2. Step 2: Convert to fraction form
    18,292.02/27,401.49 = 8,417.76/x
  3. Step 3: Cross multiply
    18,292.02x = 27,401.49 × 8,417.76
  4. Step 4: Simplify right side
    18,292.02x = 230,659,166.46
  5. Step 5: Solve for x
    x = 230,659,166.46/18,292.02
  6. Step 6: Final answer
    x = 12,609.82

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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.