Home / 29,970.61-41,359.21-16,542.43

Finding the Fourth Proportional to 29,970.61, 41,359.21 and 16,542.43

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Solution

The fourth proportional to 29,970.61, 41,359.21 and 16,542.43 is: 22,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,970.61 : 41,359.21 = 16,542.43 : x
  2. Step 2: Convert to fraction form
    29,970.61/41,359.21 = 16,542.43/x
  3. Step 3: Cross multiply
    29,970.61x = 41,359.21 × 16,542.43
  4. Step 4: Simplify right side
    29,970.61x = 684,181,691.53
  5. Step 5: Solve for x
    x = 684,181,691.53/29,970.61
  6. Step 6: Final answer
    x = 22,828.42

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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.