Home / 22,330.86-33,447.08-12,445.62

Finding the Fourth Proportional to 22,330.86, 33,447.08 and 12,445.62

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Solution

The fourth proportional to 22,330.86, 33,447.08 and 12,445.62 is: 18,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.86 : 33,447.08 = 12,445.62 : x
  2. Step 2: Convert to fraction form
    22,330.86/33,447.08 = 12,445.62/x
  3. Step 3: Cross multiply
    22,330.86x = 33,447.08 × 12,445.62
  4. Step 4: Simplify right side
    22,330.86x = 416,269,678.90
  5. Step 5: Solve for x
    x = 416,269,678.90/22,330.86
  6. Step 6: Final answer
    x = 18,641.01

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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.