Home / 31,240.64-43,113.15-17,093.48

Finding the Fourth Proportional to 31,240.64, 43,113.15 and 17,093.48

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Solution

The fourth proportional to 31,240.64, 43,113.15 and 17,093.48 is: 23,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.64 : 43,113.15 = 17,093.48 : x
  2. Step 2: Convert to fraction form
    31,240.64/43,113.15 = 17,093.48/x
  3. Step 3: Cross multiply
    31,240.64x = 43,113.15 × 17,093.48
  4. Step 4: Simplify right side
    31,240.64x = 736,953,551.70
  5. Step 5: Solve for x
    x = 736,953,551.70/31,240.64
  6. Step 6: Final answer
    x = 23,589.58

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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.