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Finding the Fourth Proportional to 26,862, 37,070.22 and 14,762.32

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Solution

The fourth proportional to 26,862, 37,070.22 and 14,762.32 is: 20,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862 : 37,070.22 = 14,762.32 : x
  2. Step 2: Convert to fraction form
    26,862/37,070.22 = 14,762.32/x
  3. Step 3: Cross multiply
    26,862x = 37,070.22 × 14,762.32
  4. Step 4: Simplify right side
    26,862x = 547,242,450.11
  5. Step 5: Solve for x
    x = 547,242,450.11/26,862
  6. Step 6: Final answer
    x = 20,372.36

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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.