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Finding the Fourth Proportional to 35,393.31, 48,843 and 19,477.35

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Solution

The fourth proportional to 35,393.31, 48,843 and 19,477.35 is: 26,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.31 : 48,843 = 19,477.35 : x
  2. Step 2: Convert to fraction form
    35,393.31/48,843 = 19,477.35/x
  3. Step 3: Cross multiply
    35,393.31x = 48,843 × 19,477.35
  4. Step 4: Simplify right side
    35,393.31x = 951,332,206.05
  5. Step 5: Solve for x
    x = 951,332,206.05/35,393.31
  6. Step 6: Final answer
    x = 26,878.87

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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.