Home / 27,416.24-37,830.33-15,479.31

Finding the Fourth Proportional to 27,416.24, 37,830.33 and 15,479.31

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Solution

The fourth proportional to 27,416.24, 37,830.33 and 15,479.31 is: 21,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.24 : 37,830.33 = 15,479.31 : x
  2. Step 2: Convert to fraction form
    27,416.24/37,830.33 = 15,479.31/x
  3. Step 3: Cross multiply
    27,416.24x = 37,830.33 × 15,479.31
  4. Step 4: Simplify right side
    27,416.24x = 585,587,405.47
  5. Step 5: Solve for x
    x = 585,587,405.47/27,416.24
  6. Step 6: Final answer
    x = 21,359.15

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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.