Home / 30,602.96-42,236.44-17,177.52

Finding the Fourth Proportional to 30,602.96, 42,236.44 and 17,177.52

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Solution

The fourth proportional to 30,602.96, 42,236.44 and 17,177.52 is: 23,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602.96 : 42,236.44 = 17,177.52 : x
  2. Step 2: Convert to fraction form
    30,602.96/42,236.44 = 17,177.52/x
  3. Step 3: Cross multiply
    30,602.96x = 42,236.44 × 17,177.52
  4. Step 4: Simplify right side
    30,602.96x = 725,517,170.69
  5. Step 5: Solve for x
    x = 725,517,170.69/30,602.96
  6. Step 6: Final answer
    x = 23,707.41

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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.