Home / 18,356.88-27,534.72-5,876.76

Finding the Fourth Proportional to 18,356.88, 27,534.72 and 5,876.76

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Solution

The fourth proportional to 18,356.88, 27,534.72 and 5,876.76 is: 8,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.88 : 27,534.72 = 5,876.76 : x
  2. Step 2: Convert to fraction form
    18,356.88/27,534.72 = 5,876.76/x
  3. Step 3: Cross multiply
    18,356.88x = 27,534.72 × 5,876.76
  4. Step 4: Simplify right side
    18,356.88x = 161,814,941.11
  5. Step 5: Solve for x
    x = 161,814,941.11/18,356.88
  6. Step 6: Final answer
    x = 8,814.95

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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.