Home / 17,898.66-26,847.06-5,418.18

Finding the Fourth Proportional to 17,898.66, 26,847.06 and 5,418.18

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Solution

The fourth proportional to 17,898.66, 26,847.06 and 5,418.18 is: 8,126.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.66 : 26,847.06 = 5,418.18 : x
  2. Step 2: Convert to fraction form
    17,898.66/26,847.06 = 5,418.18/x
  3. Step 3: Cross multiply
    17,898.66x = 26,847.06 × 5,418.18
  4. Step 4: Simplify right side
    17,898.66x = 145,462,203.55
  5. Step 5: Solve for x
    x = 145,462,203.55/17,898.66
  6. Step 6: Final answer
    x = 8,126.99

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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.