Home / 16,707.90-23,045.79-10,747.11

Finding the Fourth Proportional to 16,707.90, 23,045.79 and 10,747.11

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Solution

The fourth proportional to 16,707.90, 23,045.79 and 10,747.11 is: 14,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.90 : 23,045.79 = 10,747.11 : x
  2. Step 2: Convert to fraction form
    16,707.90/23,045.79 = 10,747.11/x
  3. Step 3: Cross multiply
    16,707.90x = 23,045.79 × 10,747.11
  4. Step 4: Simplify right side
    16,707.90x = 247,675,640.17
  5. Step 5: Solve for x
    x = 247,675,640.17/16,707.90
  6. Step 6: Final answer
    x = 14,823.86

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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.