Home / 22,865.58-31,568.12-14,374.88

Finding the Fourth Proportional to 22,865.58, 31,568.12 and 14,374.88

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Solution

The fourth proportional to 22,865.58, 31,568.12 and 14,374.88 is: 19,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,865.58 : 31,568.12 = 14,374.88 : x
  2. Step 2: Convert to fraction form
    22,865.58/31,568.12 = 14,374.88/x
  3. Step 3: Cross multiply
    22,865.58x = 31,568.12 × 14,374.88
  4. Step 4: Simplify right side
    22,865.58x = 453,787,936.83
  5. Step 5: Solve for x
    x = 453,787,936.83/22,865.58
  6. Step 6: Final answer
    x = 19,845.90

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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.