Home / 47,574.96-71,369.15-19,499.07

Finding the Fourth Proportional to 47,574.96, 71,369.15 and 19,499.07

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Solution

The fourth proportional to 47,574.96, 71,369.15 and 19,499.07 is: 29,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.96 : 71,369.15 = 19,499.07 : x
  2. Step 2: Convert to fraction form
    47,574.96/71,369.15 = 19,499.07/x
  3. Step 3: Cross multiply
    47,574.96x = 71,369.15 × 19,499.07
  4. Step 4: Simplify right side
    47,574.96x = 1,391,631,954.20
  5. Step 5: Solve for x
    x = 1,391,631,954.20/47,574.96
  6. Step 6: Final answer
    x = 29,251.36

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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.