Home / 17,772.95-26,658.52-6,678.79

Finding the Fourth Proportional to 17,772.95, 26,658.52 and 6,678.79

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Solution

The fourth proportional to 17,772.95, 26,658.52 and 6,678.79 is: 10,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.95 : 26,658.52 = 6,678.79 : x
  2. Step 2: Convert to fraction form
    17,772.95/26,658.52 = 6,678.79/x
  3. Step 3: Cross multiply
    17,772.95x = 26,658.52 × 6,678.79
  4. Step 4: Simplify right side
    17,772.95x = 178,046,573.45
  5. Step 5: Solve for x
    x = 178,046,573.45/17,772.95
  6. Step 6: Final answer
    x = 10,017.84

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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.