Home / 22,577.25-31,156.26-12,368.21

Finding the Fourth Proportional to 22,577.25, 31,156.26 and 12,368.21

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Solution

The fourth proportional to 22,577.25, 31,156.26 and 12,368.21 is: 17,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.25 : 31,156.26 = 12,368.21 : x
  2. Step 2: Convert to fraction form
    22,577.25/31,156.26 = 12,368.21/x
  3. Step 3: Cross multiply
    22,577.25x = 31,156.26 × 12,368.21
  4. Step 4: Simplify right side
    22,577.25x = 385,346,964.33
  5. Step 5: Solve for x
    x = 385,346,964.33/22,577.25
  6. Step 6: Final answer
    x = 17,067.93

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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.