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Finding the Fourth Proportional to 26,855.56, 37,055.04 and 16,243.12

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Solution

The fourth proportional to 26,855.56, 37,055.04 and 16,243.12 is: 22,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.56 : 37,055.04 = 16,243.12 : x
  2. Step 2: Convert to fraction form
    26,855.56/37,055.04 = 16,243.12/x
  3. Step 3: Cross multiply
    26,855.56x = 37,055.04 × 16,243.12
  4. Step 4: Simplify right side
    26,855.56x = 601,889,461.32
  5. Step 5: Solve for x
    x = 601,889,461.32/26,855.56
  6. Step 6: Final answer
    x = 22,412.10

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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.