Home / 16,023.17-22,111.29-9,216.68

Finding the Fourth Proportional to 16,023.17, 22,111.29 and 9,216.68

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Solution

The fourth proportional to 16,023.17, 22,111.29 and 9,216.68 is: 12,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,023.17 : 22,111.29 = 9,216.68 : x
  2. Step 2: Convert to fraction form
    16,023.17/22,111.29 = 9,216.68/x
  3. Step 3: Cross multiply
    16,023.17x = 22,111.29 × 9,216.68
  4. Step 4: Simplify right side
    16,023.17x = 203,792,608.32
  5. Step 5: Solve for x
    x = 203,792,608.32/16,023.17
  6. Step 6: Final answer
    x = 12,718.62

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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.