Home / 35,579.43-53,362.98-12,205.87

Finding the Fourth Proportional to 35,579.43, 53,362.98 and 12,205.87

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Solution

The fourth proportional to 35,579.43, 53,362.98 and 12,205.87 is: 18,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.43 : 53,362.98 = 12,205.87 : x
  2. Step 2: Convert to fraction form
    35,579.43/53,362.98 = 12,205.87/x
  3. Step 3: Cross multiply
    35,579.43x = 53,362.98 × 12,205.87
  4. Step 4: Simplify right side
    35,579.43x = 651,341,463.29
  5. Step 5: Solve for x
    x = 651,341,463.29/35,579.43
  6. Step 6: Final answer
    x = 18,306.69

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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.