Home / 13,030.59-19,545.62-3,169.92

Finding the Fourth Proportional to 13,030.59, 19,545.62 and 3,169.92

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Solution

The fourth proportional to 13,030.59, 19,545.62 and 3,169.92 is: 4,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.59 : 19,545.62 = 3,169.92 : x
  2. Step 2: Convert to fraction form
    13,030.59/19,545.62 = 3,169.92/x
  3. Step 3: Cross multiply
    13,030.59x = 19,545.62 × 3,169.92
  4. Step 4: Simplify right side
    13,030.59x = 61,958,035.90
  5. Step 5: Solve for x
    x = 61,958,035.90/13,030.59
  6. Step 6: Final answer
    x = 4,754.81

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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.