Home / 26,138-36,070.44-14,962.16

Finding the Fourth Proportional to 26,138, 36,070.44 and 14,962.16

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Solution

The fourth proportional to 26,138, 36,070.44 and 14,962.16 is: 20,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138 : 36,070.44 = 14,962.16 : x
  2. Step 2: Convert to fraction form
    26,138/36,070.44 = 14,962.16/x
  3. Step 3: Cross multiply
    26,138x = 36,070.44 × 14,962.16
  4. Step 4: Simplify right side
    26,138x = 539,691,694.55
  5. Step 5: Solve for x
    x = 539,691,694.55/26,138
  6. Step 6: Final answer
    x = 20,647.78

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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.