Home / 31,535.25-43,518.08-17,195.19

Finding the Fourth Proportional to 31,535.25, 43,518.08 and 17,195.19

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Solution

The fourth proportional to 31,535.25, 43,518.08 and 17,195.19 is: 23,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.25 : 43,518.08 = 17,195.19 : x
  2. Step 2: Convert to fraction form
    31,535.25/43,518.08 = 17,195.19/x
  3. Step 3: Cross multiply
    31,535.25x = 43,518.08 × 17,195.19
  4. Step 4: Simplify right side
    31,535.25x = 748,301,654.04
  5. Step 5: Solve for x
    x = 748,301,654.04/31,535.25
  6. Step 6: Final answer
    x = 23,729.06

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Half scale
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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.