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Finding the Fourth Proportional to 26,896, 37,117.39 and 14,796.99

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Solution

The fourth proportional to 26,896, 37,117.39 and 14,796.99 is: 20,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896 : 37,117.39 = 14,796.99 : x
  2. Step 2: Convert to fraction form
    26,896/37,117.39 = 14,796.99/x
  3. Step 3: Cross multiply
    26,896x = 37,117.39 × 14,796.99
  4. Step 4: Simplify right side
    26,896x = 549,225,648.66
  5. Step 5: Solve for x
    x = 549,225,648.66/26,896
  6. Step 6: Final answer
    x = 20,420.35

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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.