Home / 31,393.68-43,323.56-17,246.51

Finding the Fourth Proportional to 31,393.68, 43,323.56 and 17,246.51

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Solution

The fourth proportional to 31,393.68, 43,323.56 and 17,246.51 is: 23,800.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,393.68 : 43,323.56 = 17,246.51 : x
  2. Step 2: Convert to fraction form
    31,393.68/43,323.56 = 17,246.51/x
  3. Step 3: Cross multiply
    31,393.68x = 43,323.56 × 17,246.51
  4. Step 4: Simplify right side
    31,393.68x = 747,180,210.78
  5. Step 5: Solve for x
    x = 747,180,210.78/31,393.68
  6. Step 6: Final answer
    x = 23,800.34

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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.