Home / 15,032.26-20,727.55-11,243.29

Finding the Fourth Proportional to 15,032.26, 20,727.55 and 11,243.29

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Solution

The fourth proportional to 15,032.26, 20,727.55 and 11,243.29 is: 15,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.26 : 20,727.55 = 11,243.29 : x
  2. Step 2: Convert to fraction form
    15,032.26/20,727.55 = 11,243.29/x
  3. Step 3: Cross multiply
    15,032.26x = 20,727.55 × 11,243.29
  4. Step 4: Simplify right side
    15,032.26x = 233,045,785.35
  5. Step 5: Solve for x
    x = 233,045,785.35/15,032.26
  6. Step 6: Final answer
    x = 15,503.04

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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.