Home / 13,537.27-18,663.06-9,498.61

Finding the Fourth Proportional to 13,537.27, 18,663.06 and 9,498.61

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Solution

The fourth proportional to 13,537.27, 18,663.06 and 9,498.61 is: 13,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.27 : 18,663.06 = 9,498.61 : x
  2. Step 2: Convert to fraction form
    13,537.27/18,663.06 = 9,498.61/x
  3. Step 3: Cross multiply
    13,537.27x = 18,663.06 × 9,498.61
  4. Step 4: Simplify right side
    13,537.27x = 177,273,128.35
  5. Step 5: Solve for x
    x = 177,273,128.35/13,537.27
  6. Step 6: Final answer
    x = 13,095.19

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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.