Home / 20,264.58-30,397.41-5,473.71

Finding the Fourth Proportional to 20,264.58, 30,397.41 and 5,473.71

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Solution

The fourth proportional to 20,264.58, 30,397.41 and 5,473.71 is: 8,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264.58 : 30,397.41 = 5,473.71 : x
  2. Step 2: Convert to fraction form
    20,264.58/30,397.41 = 5,473.71/x
  3. Step 3: Cross multiply
    20,264.58x = 30,397.41 × 5,473.71
  4. Step 4: Simplify right side
    20,264.58x = 166,386,607.09
  5. Step 5: Solve for x
    x = 166,386,607.09/20,264.58
  6. Step 6: Final answer
    x = 8,210.71

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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.