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Finding the Fourth Proportional to 16,637.13, 22,959.44 and 9,185.13

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Solution

The fourth proportional to 16,637.13, 22,959.44 and 9,185.13 is: 12,675.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.13 : 22,959.44 = 9,185.13 : x
  2. Step 2: Convert to fraction form
    16,637.13/22,959.44 = 9,185.13/x
  3. Step 3: Cross multiply
    16,637.13x = 22,959.44 × 9,185.13
  4. Step 4: Simplify right side
    16,637.13x = 210,885,441.13
  5. Step 5: Solve for x
    x = 210,885,441.13/16,637.13
  6. Step 6: Final answer
    x = 12,675.59

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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.