Home / 18,264.42-27,401.36-5,116.91

Finding the Fourth Proportional to 18,264.42, 27,401.36 and 5,116.91

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Solution

The fourth proportional to 18,264.42, 27,401.36 and 5,116.91 is: 7,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.42 : 27,401.36 = 5,116.91 : x
  2. Step 2: Convert to fraction form
    18,264.42/27,401.36 = 5,116.91/x
  3. Step 3: Cross multiply
    18,264.42x = 27,401.36 × 5,116.91
  4. Step 4: Simplify right side
    18,264.42x = 140,210,130.41
  5. Step 5: Solve for x
    x = 140,210,130.41/18,264.42
  6. Step 6: Final answer
    x = 7,676.68

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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.