Home / 27,293.30-37,662.08-15,356.38

Finding the Fourth Proportional to 27,293.30, 37,662.08 and 15,356.38

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Solution

The fourth proportional to 27,293.30, 37,662.08 and 15,356.38 is: 21,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,293.30 : 37,662.08 = 15,356.38 : x
  2. Step 2: Convert to fraction form
    27,293.30/37,662.08 = 15,356.38/x
  3. Step 3: Cross multiply
    27,293.30x = 37,662.08 × 15,356.38
  4. Step 4: Simplify right side
    27,293.30x = 578,353,212.07
  5. Step 5: Solve for x
    x = 578,353,212.07/27,293.30
  6. Step 6: Final answer
    x = 21,190.30

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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.