Home / 31,700.57-43,746.75-17,553.38

Finding the Fourth Proportional to 31,700.57, 43,746.75 and 17,553.38

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Solution

The fourth proportional to 31,700.57, 43,746.75 and 17,553.38 is: 24,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,700.57 : 43,746.75 = 17,553.38 : x
  2. Step 2: Convert to fraction form
    31,700.57/43,746.75 = 17,553.38/x
  3. Step 3: Cross multiply
    31,700.57x = 43,746.75 × 17,553.38
  4. Step 4: Simplify right side
    31,700.57x = 767,903,107.78
  5. Step 5: Solve for x
    x = 767,903,107.78/31,700.57
  6. Step 6: Final answer
    x = 24,223.64

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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.