Home / 19,969.93-29,959.51-5,929.65

Finding the Fourth Proportional to 19,969.93, 29,959.51 and 5,929.65

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Solution

The fourth proportional to 19,969.93, 29,959.51 and 5,929.65 is: 8,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.93 : 29,959.51 = 5,929.65 : x
  2. Step 2: Convert to fraction form
    19,969.93/29,959.51 = 5,929.65/x
  3. Step 3: Cross multiply
    19,969.93x = 29,959.51 × 5,929.65
  4. Step 4: Simplify right side
    19,969.93x = 177,649,229.03
  5. Step 5: Solve for x
    x = 177,649,229.03/19,969.93
  6. Step 6: Final answer
    x = 8,895.84

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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.