Home / 22,734.14-31,374.69-13,782.02

Finding the Fourth Proportional to 22,734.14, 31,374.69 and 13,782.02

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Solution

The fourth proportional to 22,734.14, 31,374.69 and 13,782.02 is: 19,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,734.14 : 31,374.69 = 13,782.02 : x
  2. Step 2: Convert to fraction form
    22,734.14/31,374.69 = 13,782.02/x
  3. Step 3: Cross multiply
    22,734.14x = 31,374.69 × 13,782.02
  4. Step 4: Simplify right side
    22,734.14x = 432,406,605.07
  5. Step 5: Solve for x
    x = 432,406,605.07/22,734.14
  6. Step 6: Final answer
    x = 19,020.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.