Home / 41,111.20-61,666.80-14,824.16

Finding the Fourth Proportional to 41,111.20, 61,666.80 and 14,824.16

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Solution

The fourth proportional to 41,111.20, 61,666.80 and 14,824.16 is: 22,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.20 : 61,666.80 = 14,824.16 : x
  2. Step 2: Convert to fraction form
    41,111.20/61,666.80 = 14,824.16/x
  3. Step 3: Cross multiply
    41,111.20x = 61,666.80 × 14,824.16
  4. Step 4: Simplify right side
    41,111.20x = 914,158,509.89
  5. Step 5: Solve for x
    x = 914,158,509.89/41,111.20
  6. Step 6: Final answer
    x = 22,236.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.