Home / 12,000.13-17,998.36-4,608.07

Finding the Fourth Proportional to 12,000.13, 17,998.36 and 4,608.07

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Solution

The fourth proportional to 12,000.13, 17,998.36 and 4,608.07 is: 6,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.13 : 17,998.36 = 4,608.07 : x
  2. Step 2: Convert to fraction form
    12,000.13/17,998.36 = 4,608.07/x
  3. Step 3: Cross multiply
    12,000.13x = 17,998.36 × 4,608.07
  4. Step 4: Simplify right side
    12,000.13x = 82,937,612.77
  5. Step 5: Solve for x
    x = 82,937,612.77/12,000.13
  6. Step 6: Final answer
    x = 6,911.40

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Similar ratio
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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.