Home / 35,815.80-53,723.70-10,854.62

Finding the Fourth Proportional to 35,815.80, 53,723.70 and 10,854.62

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Solution

The fourth proportional to 35,815.80, 53,723.70 and 10,854.62 is: 16,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,815.80 : 53,723.70 = 10,854.62 : x
  2. Step 2: Convert to fraction form
    35,815.80/53,723.70 = 10,854.62/x
  3. Step 3: Cross multiply
    35,815.80x = 53,723.70 × 10,854.62
  4. Step 4: Simplify right side
    35,815.80x = 583,150,079.88
  5. Step 5: Solve for x
    x = 583,150,079.88/35,815.80
  6. Step 6: Final answer
    x = 16,281.92

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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.