Home / 31,446.60-43,398.42-17,300.36

Finding the Fourth Proportional to 31,446.60, 43,398.42 and 17,300.36

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Solution

The fourth proportional to 31,446.60, 43,398.42 and 17,300.36 is: 23,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,446.60 : 43,398.42 = 17,300.36 : x
  2. Step 2: Convert to fraction form
    31,446.60/43,398.42 = 17,300.36/x
  3. Step 3: Cross multiply
    31,446.60x = 43,398.42 × 17,300.36
  4. Step 4: Simplify right side
    31,446.60x = 750,808,072.44
  5. Step 5: Solve for x
    x = 750,808,072.44/31,446.60
  6. Step 6: Final answer
    x = 23,875.65

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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.