Home / 16,701.78-23,048.18-9,148.04

Finding the Fourth Proportional to 16,701.78, 23,048.18 and 9,148.04

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Solution

The fourth proportional to 16,701.78, 23,048.18 and 9,148.04 is: 12,624.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,701.78 : 23,048.18 = 9,148.04 : x
  2. Step 2: Convert to fraction form
    16,701.78/23,048.18 = 9,148.04/x
  3. Step 3: Cross multiply
    16,701.78x = 23,048.18 × 9,148.04
  4. Step 4: Simplify right side
    16,701.78x = 210,845,672.57
  5. Step 5: Solve for x
    x = 210,845,672.57/16,701.78
  6. Step 6: Final answer
    x = 12,624.14

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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.