Home / 13,001.30-17,941.80-7,032.96

Finding the Fourth Proportional to 13,001.30, 17,941.80 and 7,032.96

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Solution

The fourth proportional to 13,001.30, 17,941.80 and 7,032.96 is: 9,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.30 : 17,941.80 = 7,032.96 : x
  2. Step 2: Convert to fraction form
    13,001.30/17,941.80 = 7,032.96/x
  3. Step 3: Cross multiply
    13,001.30x = 17,941.80 × 7,032.96
  4. Step 4: Simplify right side
    13,001.30x = 126,183,961.73
  5. Step 5: Solve for x
    x = 126,183,961.73/13,001.30
  6. Step 6: Final answer
    x = 9,705.49

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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.