Home / 27,012.95-37,262.90-15,832.79

Finding the Fourth Proportional to 27,012.95, 37,262.90 and 15,832.79

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Solution

The fourth proportional to 27,012.95, 37,262.90 and 15,832.79 is: 21,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.95 : 37,262.90 = 15,832.79 : x
  2. Step 2: Convert to fraction form
    27,012.95/37,262.90 = 15,832.79/x
  3. Step 3: Cross multiply
    27,012.95x = 37,262.90 × 15,832.79
  4. Step 4: Simplify right side
    27,012.95x = 589,975,591.33
  5. Step 5: Solve for x
    x = 589,975,591.33/27,012.95
  6. Step 6: Final answer
    x = 21,840.47

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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.