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Finding the Fourth Proportional to 10,040.52, 14,954.64 and 9,513.48

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Solution

The fourth proportional to 10,040.52, 14,954.64 and 9,513.48 is: 14,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.52 : 14,954.64 = 9,513.48 : x
  2. Step 2: Convert to fraction form
    10,040.52/14,954.64 = 9,513.48/x
  3. Step 3: Cross multiply
    10,040.52x = 14,954.64 × 9,513.48
  4. Step 4: Simplify right side
    10,040.52x = 142,270,668.55
  5. Step 5: Solve for x
    x = 142,270,668.55/10,040.52
  6. Step 6: Final answer
    x = 14,169.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.