Home / 22,330.99-33,447.27-12,445.75

Finding the Fourth Proportional to 22,330.99, 33,447.27 and 12,445.75

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Solution

The fourth proportional to 22,330.99, 33,447.27 and 12,445.75 is: 18,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.99 : 33,447.27 = 12,445.75 : x
  2. Step 2: Convert to fraction form
    22,330.99/33,447.27 = 12,445.75/x
  3. Step 3: Cross multiply
    22,330.99x = 33,447.27 × 12,445.75
  4. Step 4: Simplify right side
    22,330.99x = 416,276,193.37
  5. Step 5: Solve for x
    x = 416,276,193.37/22,330.99
  6. Step 6: Final answer
    x = 18,641.19

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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.