Home / 31,503.84-43,476.30-17,357.19

Finding the Fourth Proportional to 31,503.84, 43,476.30 and 17,357.19

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Solution

The fourth proportional to 31,503.84, 43,476.30 and 17,357.19 is: 23,953.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.84 : 43,476.30 = 17,357.19 : x
  2. Step 2: Convert to fraction form
    31,503.84/43,476.30 = 17,357.19/x
  3. Step 3: Cross multiply
    31,503.84x = 43,476.30 × 17,357.19
  4. Step 4: Simplify right side
    31,503.84x = 754,626,399.60
  5. Step 5: Solve for x
    x = 754,626,399.60/31,503.84
  6. Step 6: Final answer
    x = 23,953.47

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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.