Home / 31,236.48-43,105.68-17,088.48

Finding the Fourth Proportional to 31,236.48, 43,105.68 and 17,088.48

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Solution

The fourth proportional to 31,236.48, 43,105.68 and 17,088.48 is: 23,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,236.48 : 43,105.68 = 17,088.48 : x
  2. Step 2: Convert to fraction form
    31,236.48/43,105.68 = 17,088.48/x
  3. Step 3: Cross multiply
    31,236.48x = 43,105.68 × 17,088.48
  4. Step 4: Simplify right side
    31,236.48x = 736,610,550.57
  5. Step 5: Solve for x
    x = 736,610,550.57/31,236.48
  6. Step 6: Final answer
    x = 23,581.74

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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.