Home / 31,730.58-43,787.25-17,583.12

Finding the Fourth Proportional to 31,730.58, 43,787.25 and 17,583.12

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Solution

The fourth proportional to 31,730.58, 43,787.25 and 17,583.12 is: 24,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730.58 : 43,787.25 = 17,583.12 : x
  2. Step 2: Convert to fraction form
    31,730.58/43,787.25 = 17,583.12/x
  3. Step 3: Cross multiply
    31,730.58x = 43,787.25 × 17,583.12
  4. Step 4: Simplify right side
    31,730.58x = 769,916,471.22
  5. Step 5: Solve for x
    x = 769,916,471.22/31,730.58
  6. Step 6: Final answer
    x = 24,264.18

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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.