Home / 35,072.17-52,620.54-21,909.13

Finding the Fourth Proportional to 35,072.17, 52,620.54 and 21,909.13

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Solution

The fourth proportional to 35,072.17, 52,620.54 and 21,909.13 is: 32,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,072.17 : 52,620.54 = 21,909.13 : x
  2. Step 2: Convert to fraction form
    35,072.17/52,620.54 = 21,909.13/x
  3. Step 3: Cross multiply
    35,072.17x = 52,620.54 × 21,909.13
  4. Step 4: Simplify right side
    35,072.17x = 1,152,870,251.53
  5. Step 5: Solve for x
    x = 1,152,870,251.53/35,072.17
  6. Step 6: Final answer
    x = 32,871.37

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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.