Home / 12,923.80-19,371.58-5,532.66

Finding the Fourth Proportional to 12,923.80, 19,371.58 and 5,532.66

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Solution

The fourth proportional to 12,923.80, 19,371.58 and 5,532.66 is: 8,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.80 : 19,371.58 = 5,532.66 : x
  2. Step 2: Convert to fraction form
    12,923.80/19,371.58 = 5,532.66/x
  3. Step 3: Cross multiply
    12,923.80x = 19,371.58 × 5,532.66
  4. Step 4: Simplify right side
    12,923.80x = 107,176,365.80
  5. Step 5: Solve for x
    x = 107,176,365.80/12,923.80
  6. Step 6: Final answer
    x = 8,292.95

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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.