Home / 16,520.22-22,792.32-9,441.60

Finding the Fourth Proportional to 16,520.22, 22,792.32 and 9,441.60

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Solution

The fourth proportional to 16,520.22, 22,792.32 and 9,441.60 is: 13,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.22 : 22,792.32 = 9,441.60 : x
  2. Step 2: Convert to fraction form
    16,520.22/22,792.32 = 9,441.60/x
  3. Step 3: Cross multiply
    16,520.22x = 22,792.32 × 9,441.60
  4. Step 4: Simplify right side
    16,520.22x = 215,195,968.51
  5. Step 5: Solve for x
    x = 215,195,968.51/16,520.22
  6. Step 6: Final answer
    x = 13,026.22

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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.