Home / 25,344.64-34,985.42-22,687.44

Finding the Fourth Proportional to 25,344.64, 34,985.42 and 22,687.44

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Solution

The fourth proportional to 25,344.64, 34,985.42 and 22,687.44 is: 31,317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.64 : 34,985.42 = 22,687.44 : x
  2. Step 2: Convert to fraction form
    25,344.64/34,985.42 = 22,687.44/x
  3. Step 3: Cross multiply
    25,344.64x = 34,985.42 × 22,687.44
  4. Step 4: Simplify right side
    25,344.64x = 793,729,617.12
  5. Step 5: Solve for x
    x = 793,729,617.12/25,344.64
  6. Step 6: Final answer
    x = 31,317.45

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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.