Home / 20,585.04-30,877.56-5,002.64

Finding the Fourth Proportional to 20,585.04, 30,877.56 and 5,002.64

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Solution

The fourth proportional to 20,585.04, 30,877.56 and 5,002.64 is: 7,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,585.04 : 30,877.56 = 5,002.64 : x
  2. Step 2: Convert to fraction form
    20,585.04/30,877.56 = 5,002.64/x
  3. Step 3: Cross multiply
    20,585.04x = 30,877.56 × 5,002.64
  4. Step 4: Simplify right side
    20,585.04x = 154,469,316.76
  5. Step 5: Solve for x
    x = 154,469,316.76/20,585.04
  6. Step 6: Final answer
    x = 7,503.96

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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.