Home / 35,562.30-53,329.05-12,176.70

Finding the Fourth Proportional to 35,562.30, 53,329.05 and 12,176.70

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Solution

The fourth proportional to 35,562.30, 53,329.05 and 12,176.70 is: 18,260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,562.30 : 53,329.05 = 12,176.70 : x
  2. Step 2: Convert to fraction form
    35,562.30/53,329.05 = 12,176.70/x
  3. Step 3: Cross multiply
    35,562.30x = 53,329.05 × 12,176.70
  4. Step 4: Simplify right side
    35,562.30x = 649,371,843.14
  5. Step 5: Solve for x
    x = 649,371,843.14/35,562.30
  6. Step 6: Final answer
    x = 18,260.12

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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.