Home / 31,483.92-43,446.28-17,336.40

Finding the Fourth Proportional to 31,483.92, 43,446.28 and 17,336.40

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Solution

The fourth proportional to 31,483.92, 43,446.28 and 17,336.40 is: 23,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483.92 : 43,446.28 = 17,336.40 : x
  2. Step 2: Convert to fraction form
    31,483.92/43,446.28 = 17,336.40/x
  3. Step 3: Cross multiply
    31,483.92x = 43,446.28 × 17,336.40
  4. Step 4: Simplify right side
    31,483.92x = 753,202,088.59
  5. Step 5: Solve for x
    x = 753,202,088.59/31,483.92
  6. Step 6: Final answer
    x = 23,923.39

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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.