Home / 40,046.62-60,107.58-20,339.32

Finding the Fourth Proportional to 40,046.62, 60,107.58 and 20,339.32

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Solution

The fourth proportional to 40,046.62, 60,107.58 and 20,339.32 is: 30,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,046.62 : 60,107.58 = 20,339.32 : x
  2. Step 2: Convert to fraction form
    40,046.62/60,107.58 = 20,339.32/x
  3. Step 3: Cross multiply
    40,046.62x = 60,107.58 × 20,339.32
  4. Step 4: Simplify right side
    40,046.62x = 1,222,547,304.05
  5. Step 5: Solve for x
    x = 1,222,547,304.05/40,046.62
  6. Step 6: Final answer
    x = 30,528.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.