Home / 20,599.11-30,886.52-7,265.70

Finding the Fourth Proportional to 20,599.11, 30,886.52 and 7,265.70

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Solution

The fourth proportional to 20,599.11, 30,886.52 and 7,265.70 is: 10,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,599.11 : 30,886.52 = 7,265.70 : x
  2. Step 2: Convert to fraction form
    20,599.11/30,886.52 = 7,265.70/x
  3. Step 3: Cross multiply
    20,599.11x = 30,886.52 × 7,265.70
  4. Step 4: Simplify right side
    20,599.11x = 224,412,152.04
  5. Step 5: Solve for x
    x = 224,412,152.04/20,599.11
  6. Step 6: Final answer
    x = 10,894.26

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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.