Home / 16,331.22-22,539.60-9,256.14

Finding the Fourth Proportional to 16,331.22, 22,539.60 and 9,256.14

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Solution

The fourth proportional to 16,331.22, 22,539.60 and 9,256.14 is: 12,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.22 : 22,539.60 = 9,256.14 : x
  2. Step 2: Convert to fraction form
    16,331.22/22,539.60 = 9,256.14/x
  3. Step 3: Cross multiply
    16,331.22x = 22,539.60 × 9,256.14
  4. Step 4: Simplify right side
    16,331.22x = 208,629,693.14
  5. Step 5: Solve for x
    x = 208,629,693.14/16,331.22
  6. Step 6: Final answer
    x = 12,774.90

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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.