Home / 33,864.04-46,732.71-20,432.70

Finding the Fourth Proportional to 33,864.04, 46,732.71 and 20,432.70

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Solution

The fourth proportional to 33,864.04, 46,732.71 and 20,432.70 is: 28,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,864.04 : 46,732.71 = 20,432.70 : x
  2. Step 2: Convert to fraction form
    33,864.04/46,732.71 = 20,432.70/x
  3. Step 3: Cross multiply
    33,864.04x = 46,732.71 × 20,432.70
  4. Step 4: Simplify right side
    33,864.04x = 954,875,209.95
  5. Step 5: Solve for x
    x = 954,875,209.95/33,864.04
  6. Step 6: Final answer
    x = 28,197.33

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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.