Home / 22,799.96-31,448.57-19,810.65

Finding the Fourth Proportional to 22,799.96, 31,448.57 and 19,810.65

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Solution

The fourth proportional to 22,799.96, 31,448.57 and 19,810.65 is: 27,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,799.96 : 31,448.57 = 19,810.65 : x
  2. Step 2: Convert to fraction form
    22,799.96/31,448.57 = 19,810.65/x
  3. Step 3: Cross multiply
    22,799.96x = 31,448.57 × 19,810.65
  4. Step 4: Simplify right side
    22,799.96x = 623,016,662.80
  5. Step 5: Solve for x
    x = 623,016,662.80/22,799.96
  6. Step 6: Final answer
    x = 27,325.35

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1.5x scale

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.