Home / 22,880.58-31,577.85-13,933.32

Finding the Fourth Proportional to 22,880.58, 31,577.85 and 13,933.32

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Solution

The fourth proportional to 22,880.58, 31,577.85 and 13,933.32 is: 19,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,880.58 : 31,577.85 = 13,933.32 : x
  2. Step 2: Convert to fraction form
    22,880.58/31,577.85 = 13,933.32/x
  3. Step 3: Cross multiply
    22,880.58x = 31,577.85 × 13,933.32
  4. Step 4: Simplify right side
    22,880.58x = 439,984,170.55
  5. Step 5: Solve for x
    x = 439,984,170.55/22,880.58
  6. Step 6: Final answer
    x = 19,229.59

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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.