Home / 27,942.00-38,557.62-16,455.08

Finding the Fourth Proportional to 27,942.00, 38,557.62 and 16,455.08

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Solution

The fourth proportional to 27,942.00, 38,557.62 and 16,455.08 is: 22,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.00 : 38,557.62 = 16,455.08 : x
  2. Step 2: Convert to fraction form
    27,942.00/38,557.62 = 16,455.08/x
  3. Step 3: Cross multiply
    27,942.00x = 38,557.62 × 16,455.08
  4. Step 4: Simplify right side
    27,942.00x = 634,468,818.10
  5. Step 5: Solve for x
    x = 634,468,818.10/27,942.00
  6. Step 6: Final answer
    x = 22,706.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.