Home / 29,985.91-41,380.62-16,557.19

Finding the Fourth Proportional to 29,985.91, 41,380.62 and 16,557.19

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Solution

The fourth proportional to 29,985.91, 41,380.62 and 16,557.19 is: 22,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.91 : 41,380.62 = 16,557.19 : x
  2. Step 2: Convert to fraction form
    29,985.91/41,380.62 = 16,557.19/x
  3. Step 3: Cross multiply
    29,985.91x = 41,380.62 × 16,557.19
  4. Step 4: Simplify right side
    29,985.91x = 685,146,787.66
  5. Step 5: Solve for x
    x = 685,146,787.66/29,985.91
  6. Step 6: Final answer
    x = 22,848.96

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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.