Home / 17,654.79-26,493.35-9,868.71

Finding the Fourth Proportional to 17,654.79, 26,493.35 and 9,868.71

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Solution

The fourth proportional to 17,654.79, 26,493.35 and 9,868.71 is: 14,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,654.79 : 26,493.35 = 9,868.71 : x
  2. Step 2: Convert to fraction form
    17,654.79/26,493.35 = 9,868.71/x
  3. Step 3: Cross multiply
    17,654.79x = 26,493.35 × 9,868.71
  4. Step 4: Simplify right side
    17,654.79x = 261,455,138.73
  5. Step 5: Solve for x
    x = 261,455,138.73/17,654.79
  6. Step 6: Final answer
    x = 14,809.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.