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Finding the Fourth Proportional to 35,211.80, 52,744.10 and 16,507.80

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Solution

The fourth proportional to 35,211.80, 52,744.10 and 16,507.80 is: 24,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.80 : 52,744.10 = 16,507.80 : x
  2. Step 2: Convert to fraction form
    35,211.80/52,744.10 = 16,507.80/x
  3. Step 3: Cross multiply
    35,211.80x = 52,744.10 × 16,507.80
  4. Step 4: Simplify right side
    35,211.80x = 870,689,053.98
  5. Step 5: Solve for x
    x = 870,689,053.98/35,211.80
  6. Step 6: Final answer
    x = 24,727.20

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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.