Home / 27,336.54-37,724.56-15,400.07

Finding the Fourth Proportional to 27,336.54, 37,724.56 and 15,400.07

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Solution

The fourth proportional to 27,336.54, 37,724.56 and 15,400.07 is: 21,252.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.54 : 37,724.56 = 15,400.07 : x
  2. Step 2: Convert to fraction form
    27,336.54/37,724.56 = 15,400.07/x
  3. Step 3: Cross multiply
    27,336.54x = 37,724.56 × 15,400.07
  4. Step 4: Simplify right side
    27,336.54x = 580,960,637.60
  5. Step 5: Solve for x
    x = 580,960,637.60/27,336.54
  6. Step 6: Final answer
    x = 21,252.16

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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.