Home / 30,350.09-45,545.59-10,628.82

Finding the Fourth Proportional to 30,350.09, 45,545.59 and 10,628.82

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Solution

The fourth proportional to 30,350.09, 45,545.59 and 10,628.82 is: 15,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.09 : 45,545.59 = 10,628.82 : x
  2. Step 2: Convert to fraction form
    30,350.09/45,545.59 = 10,628.82/x
  3. Step 3: Cross multiply
    30,350.09x = 45,545.59 × 10,628.82
  4. Step 4: Simplify right side
    30,350.09x = 484,096,006.48
  5. Step 5: Solve for x
    x = 484,096,006.48/30,350.09
  6. Step 6: Final answer
    x = 15,950.40

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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.