Home / 19,582.65-29,378.84-9,182.25

Finding the Fourth Proportional to 19,582.65, 29,378.84 and 9,182.25

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Solution

The fourth proportional to 19,582.65, 29,378.84 and 9,182.25 is: 13,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.65 : 29,378.84 = 9,182.25 : x
  2. Step 2: Convert to fraction form
    19,582.65/29,378.84 = 9,182.25/x
  3. Step 3: Cross multiply
    19,582.65x = 29,378.84 × 9,182.25
  4. Step 4: Simplify right side
    19,582.65x = 269,763,807.68
  5. Step 5: Solve for x
    x = 269,763,807.68/19,582.65
  6. Step 6: Final answer
    x = 13,775.65

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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.