Home / 52,418.70-72,338.67-28,545.84

Finding the Fourth Proportional to 52,418.70, 72,338.67 and 28,545.84

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Solution

The fourth proportional to 52,418.70, 72,338.67 and 28,545.84 is: 39,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,418.70 : 72,338.67 = 28,545.84 : x
  2. Step 2: Convert to fraction form
    52,418.70/72,338.67 = 28,545.84/x
  3. Step 3: Cross multiply
    52,418.70x = 72,338.67 × 28,545.84
  4. Step 4: Simplify right side
    52,418.70x = 2,064,968,099.63
  5. Step 5: Solve for x
    x = 2,064,968,099.63/52,418.70
  6. Step 6: Final answer
    x = 39,393.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.