Home / 15,933.83-23,901.14-8,909.91

Finding the Fourth Proportional to 15,933.83, 23,901.14 and 8,909.91

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Solution

The fourth proportional to 15,933.83, 23,901.14 and 8,909.91 is: 13,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.83 : 23,901.14 = 8,909.91 : x
  2. Step 2: Convert to fraction form
    15,933.83/23,901.14 = 8,909.91/x
  3. Step 3: Cross multiply
    15,933.83x = 23,901.14 × 8,909.91
  4. Step 4: Simplify right side
    15,933.83x = 212,957,028.57
  5. Step 5: Solve for x
    x = 212,957,028.57/15,933.83
  6. Step 6: Final answer
    x = 13,365.09

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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.