Home / 40,699.12-61,055.61-14,037.88

Finding the Fourth Proportional to 40,699.12, 61,055.61 and 14,037.88

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Solution

The fourth proportional to 40,699.12, 61,055.61 and 14,037.88 is: 21,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699.12 : 61,055.61 = 14,037.88 : x
  2. Step 2: Convert to fraction form
    40,699.12/61,055.61 = 14,037.88/x
  3. Step 3: Cross multiply
    40,699.12x = 61,055.61 × 14,037.88
  4. Step 4: Simplify right side
    40,699.12x = 857,091,466.65
  5. Step 5: Solve for x
    x = 857,091,466.65/40,699.12
  6. Step 6: Final answer
    x = 21,059.21

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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.