Home / 31,719.17-43,769.26-17,569.37

Finding the Fourth Proportional to 31,719.17, 43,769.26 and 17,569.37

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Solution

The fourth proportional to 31,719.17, 43,769.26 and 17,569.37 is: 24,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719.17 : 43,769.26 = 17,569.37 : x
  2. Step 2: Convert to fraction form
    31,719.17/43,769.26 = 17,569.37/x
  3. Step 3: Cross multiply
    31,719.17x = 43,769.26 × 17,569.37
  4. Step 4: Simplify right side
    31,719.17x = 768,998,323.57
  5. Step 5: Solve for x
    x = 768,998,323.57/31,719.17
  6. Step 6: Final answer
    x = 24,243.96

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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.