Home / 20,629.95-30,946.10-5,837.62

Finding the Fourth Proportional to 20,629.95, 30,946.10 and 5,837.62

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Solution

The fourth proportional to 20,629.95, 30,946.10 and 5,837.62 is: 8,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.95 : 30,946.10 = 5,837.62 : x
  2. Step 2: Convert to fraction form
    20,629.95/30,946.10 = 5,837.62/x
  3. Step 3: Cross multiply
    20,629.95x = 30,946.10 × 5,837.62
  4. Step 4: Simplify right side
    20,629.95x = 180,651,572.28
  5. Step 5: Solve for x
    x = 180,651,572.28/20,629.95
  6. Step 6: Final answer
    x = 8,756.76

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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.