Home / 11,501.40-17,252.10-10,248.60

Finding the Fourth Proportional to 11,501.40, 17,252.10 and 10,248.60

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Solution

The fourth proportional to 11,501.40, 17,252.10 and 10,248.60 is: 15,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.40 : 17,252.10 = 10,248.60 : x
  2. Step 2: Convert to fraction form
    11,501.40/17,252.10 = 10,248.60/x
  3. Step 3: Cross multiply
    11,501.40x = 17,252.10 × 10,248.60
  4. Step 4: Simplify right side
    11,501.40x = 176,809,872.06
  5. Step 5: Solve for x
    x = 176,809,872.06/11,501.40
  6. Step 6: Final answer
    x = 15,372.90

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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.