Home / 31,444.58-43,392.84-18,023.75

Finding the Fourth Proportional to 31,444.58, 43,392.84 and 18,023.75

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Solution

The fourth proportional to 31,444.58, 43,392.84 and 18,023.75 is: 24,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,444.58 : 43,392.84 = 18,023.75 : x
  2. Step 2: Convert to fraction form
    31,444.58/43,392.84 = 18,023.75/x
  3. Step 3: Cross multiply
    31,444.58x = 43,392.84 × 18,023.75
  4. Step 4: Simplify right side
    31,444.58x = 782,101,482.99
  5. Step 5: Solve for x
    x = 782,101,482.99/31,444.58
  6. Step 6: Final answer
    x = 24,872.38

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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.