Home / 31,332.42-43,240.94-17,905.66

Finding the Fourth Proportional to 31,332.42, 43,240.94 and 17,905.66

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Solution

The fourth proportional to 31,332.42, 43,240.94 and 17,905.66 is: 24,711.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.42 : 43,240.94 = 17,905.66 : x
  2. Step 2: Convert to fraction form
    31,332.42/43,240.94 = 17,905.66/x
  3. Step 3: Cross multiply
    31,332.42x = 43,240.94 × 17,905.66
  4. Step 4: Simplify right side
    31,332.42x = 774,257,439.24
  5. Step 5: Solve for x
    x = 774,257,439.24/31,332.42
  6. Step 6: Final answer
    x = 24,711.06

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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.