Home / 27,293.13-37,664.87-15,356.49

Finding the Fourth Proportional to 27,293.13, 37,664.87 and 15,356.49

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Solution

The fourth proportional to 27,293.13, 37,664.87 and 15,356.49 is: 21,192.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,293.13 : 37,664.87 = 15,356.49 : x
  2. Step 2: Convert to fraction form
    27,293.13/37,664.87 = 15,356.49/x
  3. Step 3: Cross multiply
    27,293.13x = 37,664.87 × 15,356.49
  4. Step 4: Simplify right side
    27,293.13x = 578,400,122.72
  5. Step 5: Solve for x
    x = 578,400,122.72/27,293.13
  6. Step 6: Final answer
    x = 21,192.15

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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.