Home / 30,682.19-42,341.68-17,253.33

Finding the Fourth Proportional to 30,682.19, 42,341.68 and 17,253.33

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Solution

The fourth proportional to 30,682.19, 42,341.68 and 17,253.33 is: 23,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,682.19 : 42,341.68 = 17,253.33 : x
  2. Step 2: Convert to fraction form
    30,682.19/42,341.68 = 17,253.33/x
  3. Step 3: Cross multiply
    30,682.19x = 42,341.68 × 17,253.33
  4. Step 4: Simplify right side
    30,682.19x = 730,534,840.58
  5. Step 5: Solve for x
    x = 730,534,840.58/30,682.19
  6. Step 6: Final answer
    x = 23,809.73

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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.