Home / 43,231.10-64,841.18-13,651.93

Finding the Fourth Proportional to 43,231.10, 64,841.18 and 13,651.93

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Solution

The fourth proportional to 43,231.10, 64,841.18 and 13,651.93 is: 20,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,231.10 : 64,841.18 = 13,651.93 : x
  2. Step 2: Convert to fraction form
    43,231.10/64,841.18 = 13,651.93/x
  3. Step 3: Cross multiply
    43,231.10x = 64,841.18 × 13,651.93
  4. Step 4: Simplify right side
    43,231.10x = 885,206,926.27
  5. Step 5: Solve for x
    x = 885,206,926.27/43,231.10
  6. Step 6: Final answer
    x = 20,476.16

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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.