Home / 15,248.43-21,062.94-11,707.16

Finding the Fourth Proportional to 15,248.43, 21,062.94 and 11,707.16

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Solution

The fourth proportional to 15,248.43, 21,062.94 and 11,707.16 is: 16,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.43 : 21,062.94 = 11,707.16 : x
  2. Step 2: Convert to fraction form
    15,248.43/21,062.94 = 11,707.16/x
  3. Step 3: Cross multiply
    15,248.43x = 21,062.94 × 11,707.16
  4. Step 4: Simplify right side
    15,248.43x = 246,587,103.34
  5. Step 5: Solve for x
    x = 246,587,103.34/15,248.43
  6. Step 6: Final answer
    x = 16,171.31

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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.