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Finding the Fourth Proportional to 16,888.62, 23,306.24 and 9,436.62

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Solution

The fourth proportional to 16,888.62, 23,306.24 and 9,436.62 is: 13,022.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.62 : 23,306.24 = 9,436.62 : x
  2. Step 2: Convert to fraction form
    16,888.62/23,306.24 = 9,436.62/x
  3. Step 3: Cross multiply
    16,888.62x = 23,306.24 × 9,436.62
  4. Step 4: Simplify right side
    16,888.62x = 219,932,130.51
  5. Step 5: Solve for x
    x = 219,932,130.51/16,888.62
  6. Step 6: Final answer
    x = 13,022.50

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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.