Home / 22,101.60-30,516.48-15,025.44

Finding the Fourth Proportional to 22,101.60, 30,516.48 and 15,025.44

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Solution

The fourth proportional to 22,101.60, 30,516.48 and 15,025.44 is: 20,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.60 : 30,516.48 = 15,025.44 : x
  2. Step 2: Convert to fraction form
    22,101.60/30,516.48 = 15,025.44/x
  3. Step 3: Cross multiply
    22,101.60x = 30,516.48 × 15,025.44
  4. Step 4: Simplify right side
    22,101.60x = 458,523,539.25
  5. Step 5: Solve for x
    x = 458,523,539.25/22,101.60
  6. Step 6: Final answer
    x = 20,746.17

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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.