Home / 13,001.06-17,941.40-7,032.72

Finding the Fourth Proportional to 13,001.06, 17,941.40 and 7,032.72

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Solution

The fourth proportional to 13,001.06, 17,941.40 and 7,032.72 is: 9,705.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.06 : 17,941.40 = 7,032.72 : x
  2. Step 2: Convert to fraction form
    13,001.06/17,941.40 = 7,032.72/x
  3. Step 3: Cross multiply
    13,001.06x = 17,941.40 × 7,032.72
  4. Step 4: Simplify right side
    13,001.06x = 126,176,842.61
  5. Step 5: Solve for x
    x = 126,176,842.61/13,001.06
  6. Step 6: Final answer
    x = 9,705.12

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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.