Home / 22,536.32-31,099.38-12,464.60

Finding the Fourth Proportional to 22,536.32, 31,099.38 and 12,464.60

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Solution

The fourth proportional to 22,536.32, 31,099.38 and 12,464.60 is: 17,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,536.32 : 31,099.38 = 12,464.60 : x
  2. Step 2: Convert to fraction form
    22,536.32/31,099.38 = 12,464.60/x
  3. Step 3: Cross multiply
    22,536.32x = 31,099.38 × 12,464.60
  4. Step 4: Simplify right side
    22,536.32x = 387,641,331.95
  5. Step 5: Solve for x
    x = 387,641,331.95/22,536.32
  6. Step 6: Final answer
    x = 17,200.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.