Home / 22,298.20-33,447.30-9,143.80

Finding the Fourth Proportional to 22,298.20, 33,447.30 and 9,143.80

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Solution

The fourth proportional to 22,298.20, 33,447.30 and 9,143.80 is: 13,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.20 : 33,447.30 = 9,143.80 : x
  2. Step 2: Convert to fraction form
    22,298.20/33,447.30 = 9,143.80/x
  3. Step 3: Cross multiply
    22,298.20x = 33,447.30 × 9,143.80
  4. Step 4: Simplify right side
    22,298.20x = 305,835,421.74
  5. Step 5: Solve for x
    x = 305,835,421.74/22,298.20
  6. Step 6: Final answer
    x = 13,715.70

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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.