Home / 26,970.88-37,218.48-15,035.20

Finding the Fourth Proportional to 26,970.88, 37,218.48 and 15,035.20

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Solution

The fourth proportional to 26,970.88, 37,218.48 and 15,035.20 is: 20,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.88 : 37,218.48 = 15,035.20 : x
  2. Step 2: Convert to fraction form
    26,970.88/37,218.48 = 15,035.20/x
  3. Step 3: Cross multiply
    26,970.88x = 37,218.48 × 15,035.20
  4. Step 4: Simplify right side
    26,970.88x = 559,587,290.50
  5. Step 5: Solve for x
    x = 559,587,290.50/26,970.88
  6. Step 6: Final answer
    x = 20,747.83

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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.