Home / 27,657.90-41,444.78-20,267.24

Finding the Fourth Proportional to 27,657.90, 41,444.78 and 20,267.24

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Solution

The fourth proportional to 27,657.90, 41,444.78 and 20,267.24 is: 30,370.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,657.90 : 41,444.78 = 20,267.24 : x
  2. Step 2: Convert to fraction form
    27,657.90/41,444.78 = 20,267.24/x
  3. Step 3: Cross multiply
    27,657.90x = 41,444.78 × 20,267.24
  4. Step 4: Simplify right side
    27,657.90x = 839,970,994.45
  5. Step 5: Solve for x
    x = 839,970,994.45/27,657.90
  6. Step 6: Final answer
    x = 30,370.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.