Home / 29,156.68-40,261.62-22,858.12

Finding the Fourth Proportional to 29,156.68, 40,261.62 and 22,858.12

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Solution

The fourth proportional to 29,156.68, 40,261.62 and 22,858.12 is: 31,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.68 : 40,261.62 = 22,858.12 : x
  2. Step 2: Convert to fraction form
    29,156.68/40,261.62 = 22,858.12/x
  3. Step 3: Cross multiply
    29,156.68x = 40,261.62 × 22,858.12
  4. Step 4: Simplify right side
    29,156.68x = 920,304,941.35
  5. Step 5: Solve for x
    x = 920,304,941.35/29,156.68
  6. Step 6: Final answer
    x = 31,564.12

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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.