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Finding the Fourth Proportional to 15,047.72, 22,567.73 and 6,169.31

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Solution

The fourth proportional to 15,047.72, 22,567.73 and 6,169.31 is: 9,252.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047.72 : 22,567.73 = 6,169.31 : x
  2. Step 2: Convert to fraction form
    15,047.72/22,567.73 = 6,169.31/x
  3. Step 3: Cross multiply
    15,047.72x = 22,567.73 × 6,169.31
  4. Step 4: Simplify right side
    15,047.72x = 139,227,178.68
  5. Step 5: Solve for x
    x = 139,227,178.68/15,047.72
  6. Step 6: Final answer
    x = 9,252.38

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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.