Home / 31,476.39-43,437.58-17,329.23

Finding the Fourth Proportional to 31,476.39, 43,437.58 and 17,329.23

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Solution

The fourth proportional to 31,476.39, 43,437.58 and 17,329.23 is: 23,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.39 : 43,437.58 = 17,329.23 : x
  2. Step 2: Convert to fraction form
    31,476.39/43,437.58 = 17,329.23/x
  3. Step 3: Cross multiply
    31,476.39x = 43,437.58 × 17,329.23
  4. Step 4: Simplify right side
    31,476.39x = 752,739,814.46
  5. Step 5: Solve for x
    x = 752,739,814.46/31,476.39
  6. Step 6: Final answer
    x = 23,914.43

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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.