Home / 12,950.62-19,426.34-3,590.73

Finding the Fourth Proportional to 12,950.62, 19,426.34 and 3,590.73

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Solution

The fourth proportional to 12,950.62, 19,426.34 and 3,590.73 is: 5,386.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950.62 : 19,426.34 = 3,590.73 : x
  2. Step 2: Convert to fraction form
    12,950.62/19,426.34 = 3,590.73/x
  3. Step 3: Cross multiply
    12,950.62x = 19,426.34 × 3,590.73
  4. Step 4: Simplify right side
    12,950.62x = 69,754,750.81
  5. Step 5: Solve for x
    x = 69,754,750.81/12,950.62
  6. Step 6: Final answer
    x = 5,386.21

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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.