Home / 27,407.54-37,822.29-15,470.74

Finding the Fourth Proportional to 27,407.54, 37,822.29 and 15,470.74

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Solution

The fourth proportional to 27,407.54, 37,822.29 and 15,470.74 is: 21,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,407.54 : 37,822.29 = 15,470.74 : x
  2. Step 2: Convert to fraction form
    27,407.54/37,822.29 = 15,470.74/x
  3. Step 3: Cross multiply
    27,407.54x = 37,822.29 × 15,470.74
  4. Step 4: Simplify right side
    27,407.54x = 585,138,814.79
  5. Step 5: Solve for x
    x = 585,138,814.79/27,407.54
  6. Step 6: Final answer
    x = 21,349.56

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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.