Home / 27,172.43-37,500.12-15,074.10

Finding the Fourth Proportional to 27,172.43, 37,500.12 and 15,074.10

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Solution

The fourth proportional to 27,172.43, 37,500.12 and 15,074.10 is: 20,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,172.43 : 37,500.12 = 15,074.10 : x
  2. Step 2: Convert to fraction form
    27,172.43/37,500.12 = 15,074.10/x
  3. Step 3: Cross multiply
    27,172.43x = 37,500.12 × 15,074.10
  4. Step 4: Simplify right side
    27,172.43x = 565,280,756.05
  5. Step 5: Solve for x
    x = 565,280,756.05/27,172.43
  6. Step 6: Final answer
    x = 20,803.47

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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.