Home / 27,207.79-37,544.17-15,268.80

Finding the Fourth Proportional to 27,207.79, 37,544.17 and 15,268.80

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Solution

The fourth proportional to 27,207.79, 37,544.17 and 15,268.80 is: 21,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.79 : 37,544.17 = 15,268.80 : x
  2. Step 2: Convert to fraction form
    27,207.79/37,544.17 = 15,268.80/x
  3. Step 3: Cross multiply
    27,207.79x = 37,544.17 × 15,268.80
  4. Step 4: Simplify right side
    27,207.79x = 573,254,422.90
  5. Step 5: Solve for x
    x = 573,254,422.90/27,207.79
  6. Step 6: Final answer
    x = 21,069.50

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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.