Home / 18,070.88-27,103.56-4,924.28

Finding the Fourth Proportional to 18,070.88, 27,103.56 and 4,924.28

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Solution

The fourth proportional to 18,070.88, 27,103.56 and 4,924.28 is: 7,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.88 : 27,103.56 = 4,924.28 : x
  2. Step 2: Convert to fraction form
    18,070.88/27,103.56 = 4,924.28/x
  3. Step 3: Cross multiply
    18,070.88x = 27,103.56 × 4,924.28
  4. Step 4: Simplify right side
    18,070.88x = 133,465,382.92
  5. Step 5: Solve for x
    x = 133,465,382.92/18,070.88
  6. Step 6: Final answer
    x = 7,385.66

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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.