Home / 30,594.31-42,212.95-17,839.85

Finding the Fourth Proportional to 30,594.31, 42,212.95 and 17,839.85

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Solution

The fourth proportional to 30,594.31, 42,212.95 and 17,839.85 is: 24,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.31 : 42,212.95 = 17,839.85 : x
  2. Step 2: Convert to fraction form
    30,594.31/42,212.95 = 17,839.85/x
  3. Step 3: Cross multiply
    30,594.31x = 42,212.95 × 17,839.85
  4. Step 4: Simplify right side
    30,594.31x = 753,072,440.39
  5. Step 5: Solve for x
    x = 753,072,440.39/30,594.31
  6. Step 6: Final answer
    x = 24,614.79

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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.