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Finding the Fourth Proportional to 26,135.78, 38,927.03 and 26,008.34

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Solution

The fourth proportional to 26,135.78, 38,927.03 and 26,008.34 is: 38,737.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.78 : 38,927.03 = 26,008.34 : x
  2. Step 2: Convert to fraction form
    26,135.78/38,927.03 = 26,008.34/x
  3. Step 3: Cross multiply
    26,135.78x = 38,927.03 × 26,008.34
  4. Step 4: Simplify right side
    26,135.78x = 1,012,427,301.39
  5. Step 5: Solve for x
    x = 1,012,427,301.39/26,135.78
  6. Step 6: Final answer
    x = 38,737.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.