Home / 18,444.12-27,693.82-10,555.52

Finding the Fourth Proportional to 18,444.12, 27,693.82 and 10,555.52

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Solution

The fourth proportional to 18,444.12, 27,693.82 and 10,555.52 is: 15,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.12 : 27,693.82 = 10,555.52 : x
  2. Step 2: Convert to fraction form
    18,444.12/27,693.82 = 10,555.52/x
  3. Step 3: Cross multiply
    18,444.12x = 27,693.82 × 10,555.52
  4. Step 4: Simplify right side
    18,444.12x = 292,322,670.89
  5. Step 5: Solve for x
    x = 292,322,670.89/18,444.12
  6. Step 6: Final answer
    x = 15,849.10

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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.