Home / 27,214.80-37,560.34-15,118.08

Finding the Fourth Proportional to 27,214.80, 37,560.34 and 15,118.08

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Solution

The fourth proportional to 27,214.80, 37,560.34 and 15,118.08 is: 20,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.80 : 37,560.34 = 15,118.08 : x
  2. Step 2: Convert to fraction form
    27,214.80/37,560.34 = 15,118.08/x
  3. Step 3: Cross multiply
    27,214.80x = 37,560.34 × 15,118.08
  4. Step 4: Simplify right side
    27,214.80x = 567,840,224.95
  5. Step 5: Solve for x
    x = 567,840,224.95/27,214.80
  6. Step 6: Final answer
    x = 20,865.13

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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.