Home / 12,004.64-17,972.40-10,034.72

Finding the Fourth Proportional to 12,004.64, 17,972.40 and 10,034.72

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Solution

The fourth proportional to 12,004.64, 17,972.40 and 10,034.72 is: 15,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.64 : 17,972.40 = 10,034.72 : x
  2. Step 2: Convert to fraction form
    12,004.64/17,972.40 = 10,034.72/x
  3. Step 3: Cross multiply
    12,004.64x = 17,972.40 × 10,034.72
  4. Step 4: Simplify right side
    12,004.64x = 180,348,001.73
  5. Step 5: Solve for x
    x = 180,348,001.73/12,004.64
  6. Step 6: Final answer
    x = 15,023.19

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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.