Home / 12,301.20-18,451.80-6,062.40

Finding the Fourth Proportional to 12,301.20, 18,451.80 and 6,062.40

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Solution

The fourth proportional to 12,301.20, 18,451.80 and 6,062.40 is: 9,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.20 : 18,451.80 = 6,062.40 : x
  2. Step 2: Convert to fraction form
    12,301.20/18,451.80 = 6,062.40/x
  3. Step 3: Cross multiply
    12,301.20x = 18,451.80 × 6,062.40
  4. Step 4: Simplify right side
    12,301.20x = 111,862,192.32
  5. Step 5: Solve for x
    x = 111,862,192.32/12,301.20
  6. Step 6: Final answer
    x = 9,093.60

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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.