Home / 18,259.45-27,392.20-6,410.15

Finding the Fourth Proportional to 18,259.45, 27,392.20 and 6,410.15

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Solution

The fourth proportional to 18,259.45, 27,392.20 and 6,410.15 is: 9,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,259.45 : 27,392.20 = 6,410.15 : x
  2. Step 2: Convert to fraction form
    18,259.45/27,392.20 = 6,410.15/x
  3. Step 3: Cross multiply
    18,259.45x = 27,392.20 × 6,410.15
  4. Step 4: Simplify right side
    18,259.45x = 175,587,973.87
  5. Step 5: Solve for x
    x = 175,587,973.87/18,259.45
  6. Step 6: Final answer
    x = 9,616.28

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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.