Home / 34,877.77-48,135.09-19,768.83

Finding the Fourth Proportional to 34,877.77, 48,135.09 and 19,768.83

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Solution

The fourth proportional to 34,877.77, 48,135.09 and 19,768.83 is: 27,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,877.77 : 48,135.09 = 19,768.83 : x
  2. Step 2: Convert to fraction form
    34,877.77/48,135.09 = 19,768.83/x
  3. Step 3: Cross multiply
    34,877.77x = 48,135.09 × 19,768.83
  4. Step 4: Simplify right side
    34,877.77x = 951,574,304.87
  5. Step 5: Solve for x
    x = 951,574,304.87/34,877.77
  6. Step 6: Final answer
    x = 27,283.12

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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.