Home / 22,249.63-33,385.95-9,778.41

Finding the Fourth Proportional to 22,249.63, 33,385.95 and 9,778.41

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Solution

The fourth proportional to 22,249.63, 33,385.95 and 9,778.41 is: 14,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,249.63 : 33,385.95 = 9,778.41 : x
  2. Step 2: Convert to fraction form
    22,249.63/33,385.95 = 9,778.41/x
  3. Step 3: Cross multiply
    22,249.63x = 33,385.95 × 9,778.41
  4. Step 4: Simplify right side
    22,249.63x = 326,461,507.34
  5. Step 5: Solve for x
    x = 326,461,507.34/22,249.63
  6. Step 6: Final answer
    x = 14,672.67

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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.