Home / 40,718.91-61,058.31-19,365.69

Finding the Fourth Proportional to 40,718.91, 61,058.31 and 19,365.69

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Solution

The fourth proportional to 40,718.91, 61,058.31 and 19,365.69 is: 29,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718.91 : 61,058.31 = 19,365.69 : x
  2. Step 2: Convert to fraction form
    40,718.91/61,058.31 = 19,365.69/x
  3. Step 3: Cross multiply
    40,718.91x = 61,058.31 × 19,365.69
  4. Step 4: Simplify right side
    40,718.91x = 1,182,436,303.38
  5. Step 5: Solve for x
    x = 1,182,436,303.38/40,718.91
  6. Step 6: Final answer
    x = 29,039.00

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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.