Home / 18,304.12-27,444.36-12,045.20

Finding the Fourth Proportional to 18,304.12, 27,444.36 and 12,045.20

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Solution

The fourth proportional to 18,304.12, 27,444.36 and 12,045.20 is: 18,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.12 : 27,444.36 = 12,045.20 : x
  2. Step 2: Convert to fraction form
    18,304.12/27,444.36 = 12,045.20/x
  3. Step 3: Cross multiply
    18,304.12x = 27,444.36 × 12,045.20
  4. Step 4: Simplify right side
    18,304.12x = 330,572,805.07
  5. Step 5: Solve for x
    x = 330,572,805.07/18,304.12
  6. Step 6: Final answer
    x = 18,060.02

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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.