Home / 34,545.18-51,548.35-30,821.82

Finding the Fourth Proportional to 34,545.18, 51,548.35 and 30,821.82

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Solution

The fourth proportional to 34,545.18, 51,548.35 and 30,821.82 is: 45,992.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,545.18 : 51,548.35 = 30,821.82 : x
  2. Step 2: Convert to fraction form
    34,545.18/51,548.35 = 30,821.82/x
  3. Step 3: Cross multiply
    34,545.18x = 51,548.35 × 30,821.82
  4. Step 4: Simplify right side
    34,545.18x = 1,588,813,752.43
  5. Step 5: Solve for x
    x = 1,588,813,752.43/34,545.18
  6. Step 6: Final answer
    x = 45,992.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.