Home / 12,064.30-18,101.85-5,487.10

Finding the Fourth Proportional to 12,064.30, 18,101.85 and 5,487.10

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Solution

The fourth proportional to 12,064.30, 18,101.85 and 5,487.10 is: 8,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.30 : 18,101.85 = 5,487.10 : x
  2. Step 2: Convert to fraction form
    12,064.30/18,101.85 = 5,487.10/x
  3. Step 3: Cross multiply
    12,064.30x = 18,101.85 × 5,487.10
  4. Step 4: Simplify right side
    12,064.30x = 99,326,661.14
  5. Step 5: Solve for x
    x = 99,326,661.14/12,064.30
  6. Step 6: Final answer
    x = 8,233.11

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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.