Home / 30,597.36-42,224.76-17,171.52

Finding the Fourth Proportional to 30,597.36, 42,224.76 and 17,171.52

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Solution

The fourth proportional to 30,597.36, 42,224.76 and 17,171.52 is: 23,696.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597.36 : 42,224.76 = 17,171.52 : x
  2. Step 2: Convert to fraction form
    30,597.36/42,224.76 = 17,171.52/x
  3. Step 3: Cross multiply
    30,597.36x = 42,224.76 × 17,171.52
  4. Step 4: Simplify right side
    30,597.36x = 725,063,310.84
  5. Step 5: Solve for x
    x = 725,063,310.84/30,597.36
  6. Step 6: Final answer
    x = 23,696.92

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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.