Home / 18,278.98-27,418.47-6,592.20

Finding the Fourth Proportional to 18,278.98, 27,418.47 and 6,592.20

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Solution

The fourth proportional to 18,278.98, 27,418.47 and 6,592.20 is: 9,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278.98 : 27,418.47 = 6,592.20 : x
  2. Step 2: Convert to fraction form
    18,278.98/27,418.47 = 6,592.20/x
  3. Step 3: Cross multiply
    18,278.98x = 27,418.47 × 6,592.20
  4. Step 4: Simplify right side
    18,278.98x = 180,748,120.24
  5. Step 5: Solve for x
    x = 180,748,120.24/18,278.98
  6. Step 6: Final answer
    x = 9,888.30

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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.