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Finding the Fourth Proportional to 18,532.63, 25,575.07 and 10,034.85

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Solution

The fourth proportional to 18,532.63, 25,575.07 and 10,034.85 is: 13,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.63 : 25,575.07 = 10,034.85 : x
  2. Step 2: Convert to fraction form
    18,532.63/25,575.07 = 10,034.85/x
  3. Step 3: Cross multiply
    18,532.63x = 25,575.07 × 10,034.85
  4. Step 4: Simplify right side
    18,532.63x = 256,641,991.19
  5. Step 5: Solve for x
    x = 256,641,991.19/18,532.63
  6. Step 6: Final answer
    x = 13,848.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.