Home / 31,377.61-43,301.22-17,037.46

Finding the Fourth Proportional to 31,377.61, 43,301.22 and 17,037.46

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Solution

The fourth proportional to 31,377.61, 43,301.22 and 17,037.46 is: 23,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,377.61 : 43,301.22 = 17,037.46 : x
  2. Step 2: Convert to fraction form
    31,377.61/43,301.22 = 17,037.46/x
  3. Step 3: Cross multiply
    31,377.61x = 43,301.22 × 17,037.46
  4. Step 4: Simplify right side
    31,377.61x = 737,742,803.70
  5. Step 5: Solve for x
    x = 737,742,803.70/31,377.61
  6. Step 6: Final answer
    x = 23,511.76

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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.