Home / 43,499.65-65,231.01-15,426.76

Finding the Fourth Proportional to 43,499.65, 65,231.01 and 15,426.76

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Solution

The fourth proportional to 43,499.65, 65,231.01 and 15,426.76 is: 23,133.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,499.65 : 65,231.01 = 15,426.76 : x
  2. Step 2: Convert to fraction form
    43,499.65/65,231.01 = 15,426.76/x
  3. Step 3: Cross multiply
    43,499.65x = 65,231.01 × 15,426.76
  4. Step 4: Simplify right side
    43,499.65x = 1,006,303,135.83
  5. Step 5: Solve for x
    x = 1,006,303,135.83/43,499.65
  6. Step 6: Final answer
    x = 23,133.59

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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.