Home / 27,050.22-37,269.90-20,215.62

Finding the Fourth Proportional to 27,050.22, 37,269.90 and 20,215.62

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Solution

The fourth proportional to 27,050.22, 37,269.90 and 20,215.62 is: 27,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,050.22 : 37,269.90 = 20,215.62 : x
  2. Step 2: Convert to fraction form
    27,050.22/37,269.90 = 20,215.62/x
  3. Step 3: Cross multiply
    27,050.22x = 37,269.90 × 20,215.62
  4. Step 4: Simplify right side
    27,050.22x = 753,434,135.84
  5. Step 5: Solve for x
    x = 753,434,135.84/27,050.22
  6. Step 6: Final answer
    x = 27,853.16

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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.