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Finding the Fourth Proportional to 15,243.56, 22,858.04 and 6,473.69

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Solution

The fourth proportional to 15,243.56, 22,858.04 and 6,473.69 is: 9,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243.56 : 22,858.04 = 6,473.69 : x
  2. Step 2: Convert to fraction form
    15,243.56/22,858.04 = 6,473.69/x
  3. Step 3: Cross multiply
    15,243.56x = 22,858.04 × 6,473.69
  4. Step 4: Simplify right side
    15,243.56x = 147,975,718.31
  5. Step 5: Solve for x
    x = 147,975,718.31/15,243.56
  6. Step 6: Final answer
    x = 9,707.43

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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.