Home / 30,392.61-41,943.92-16,966.49

Finding the Fourth Proportional to 30,392.61, 41,943.92 and 16,966.49

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Solution

The fourth proportional to 30,392.61, 41,943.92 and 16,966.49 is: 23,414.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.61 : 41,943.92 = 16,966.49 : x
  2. Step 2: Convert to fraction form
    30,392.61/41,943.92 = 16,966.49/x
  3. Step 3: Cross multiply
    30,392.61x = 41,943.92 × 16,966.49
  4. Step 4: Simplify right side
    30,392.61x = 711,641,099.24
  5. Step 5: Solve for x
    x = 711,641,099.24/30,392.61
  6. Step 6: Final answer
    x = 23,414.94

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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.