Home / 31,295.35-43,187.34-17,148.16

Finding the Fourth Proportional to 31,295.35, 43,187.34 and 17,148.16

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Solution

The fourth proportional to 31,295.35, 43,187.34 and 17,148.16 is: 23,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.35 : 43,187.34 = 17,148.16 : x
  2. Step 2: Convert to fraction form
    31,295.35/43,187.34 = 17,148.16/x
  3. Step 3: Cross multiply
    31,295.35x = 43,187.34 × 17,148.16
  4. Step 4: Simplify right side
    31,295.35x = 740,583,416.29
  5. Step 5: Solve for x
    x = 740,583,416.29/31,295.35
  6. Step 6: Final answer
    x = 23,664.33

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Double scale
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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.