Home / 22,099.42-33,122.77-15,399.63

Finding the Fourth Proportional to 22,099.42, 33,122.77 and 15,399.63

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Solution

The fourth proportional to 22,099.42, 33,122.77 and 15,399.63 is: 23,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.42 : 33,122.77 = 15,399.63 : x
  2. Step 2: Convert to fraction form
    22,099.42/33,122.77 = 15,399.63/x
  3. Step 3: Cross multiply
    22,099.42x = 33,122.77 × 15,399.63
  4. Step 4: Simplify right side
    22,099.42x = 510,078,402.58
  5. Step 5: Solve for x
    x = 510,078,402.58/22,099.42
  6. Step 6: Final answer
    x = 23,081.08

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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.