Home / 31,569.75-43,567.20-17,423.51

Finding the Fourth Proportional to 31,569.75, 43,567.20 and 17,423.51

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Solution

The fourth proportional to 31,569.75, 43,567.20 and 17,423.51 is: 24,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,569.75 : 43,567.20 = 17,423.51 : x
  2. Step 2: Convert to fraction form
    31,569.75/43,567.20 = 17,423.51/x
  3. Step 3: Cross multiply
    31,569.75x = 43,567.20 × 17,423.51
  4. Step 4: Simplify right side
    31,569.75x = 759,093,327.04
  5. Step 5: Solve for x
    x = 759,093,327.04/31,569.75
  6. Step 6: Final answer
    x = 24,044.96

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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.