Home / 18,577.17-27,862.68-6,887.64

Finding the Fourth Proportional to 18,577.17, 27,862.68 and 6,887.64

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Solution

The fourth proportional to 18,577.17, 27,862.68 and 6,887.64 is: 10,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.17 : 27,862.68 = 6,887.64 : x
  2. Step 2: Convert to fraction form
    18,577.17/27,862.68 = 6,887.64/x
  3. Step 3: Cross multiply
    18,577.17x = 27,862.68 × 6,887.64
  4. Step 4: Simplify right side
    18,577.17x = 191,908,109.28
  5. Step 5: Solve for x
    x = 191,908,109.28/18,577.17
  6. Step 6: Final answer
    x = 10,330.32

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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.