Home / 27,151.68-37,466.04-15,212.28

Finding the Fourth Proportional to 27,151.68, 37,466.04 and 15,212.28

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Solution

The fourth proportional to 27,151.68, 37,466.04 and 15,212.28 is: 20,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.68 : 37,466.04 = 15,212.28 : x
  2. Step 2: Convert to fraction form
    27,151.68/37,466.04 = 15,212.28/x
  3. Step 3: Cross multiply
    27,151.68x = 37,466.04 × 15,212.28
  4. Step 4: Simplify right side
    27,151.68x = 569,943,890.97
  5. Step 5: Solve for x
    x = 569,943,890.97/27,151.68
  6. Step 6: Final answer
    x = 20,991.11

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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.