Home / 27,407.54-37,822.39-15,470.98

Finding the Fourth Proportional to 27,407.54, 37,822.39 and 15,470.98

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Solution

The fourth proportional to 27,407.54, 37,822.39 and 15,470.98 is: 21,349.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.54 : 37,822.39 = 15,470.98 : x
  2. Step 2: Convert to fraction form
    27,407.54/37,822.39 = 15,470.98/x
  3. Step 3: Cross multiply
    27,407.54x = 37,822.39 × 15,470.98
  4. Step 4: Simplify right side
    27,407.54x = 585,149,439.24
  5. Step 5: Solve for x
    x = 585,149,439.24/27,407.54
  6. Step 6: Final answer
    x = 21,349.94

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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.