Home / 47,215.35-65,161-27,074.11

Finding the Fourth Proportional to 47,215.35, 65,161 and 27,074.11

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Solution

The fourth proportional to 47,215.35, 65,161 and 27,074.11 is: 37,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,215.35 : 65,161 = 27,074.11 : x
  2. Step 2: Convert to fraction form
    47,215.35/65,161 = 27,074.11/x
  3. Step 3: Cross multiply
    47,215.35x = 65,161 × 27,074.11
  4. Step 4: Simplify right side
    47,215.35x = 1,764,176,081.71
  5. Step 5: Solve for x
    x = 1,764,176,081.71/47,215.35
  6. Step 6: Final answer
    x = 37,364.46

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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.