Home / 27,291.53-37,656.63-15,958.82

Finding the Fourth Proportional to 27,291.53, 37,656.63 and 15,958.82

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Solution

The fourth proportional to 27,291.53, 37,656.63 and 15,958.82 is: 22,019.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.53 : 37,656.63 = 15,958.82 : x
  2. Step 2: Convert to fraction form
    27,291.53/37,656.63 = 15,958.82/x
  3. Step 3: Cross multiply
    27,291.53x = 37,656.63 × 15,958.82
  4. Step 4: Simplify right side
    27,291.53x = 600,955,474.12
  5. Step 5: Solve for x
    x = 600,955,474.12/27,291.53
  6. Step 6: Final answer
    x = 22,019.85

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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.