Home / 16,440.24-22,685.22-9,365.16

Finding the Fourth Proportional to 16,440.24, 22,685.22 and 9,365.16

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Solution

The fourth proportional to 16,440.24, 22,685.22 and 9,365.16 is: 12,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.24 : 22,685.22 = 9,365.16 : x
  2. Step 2: Convert to fraction form
    16,440.24/22,685.22 = 9,365.16/x
  3. Step 3: Cross multiply
    16,440.24x = 22,685.22 × 9,365.16
  4. Step 4: Simplify right side
    16,440.24x = 212,450,714.94
  5. Step 5: Solve for x
    x = 212,450,714.94/16,440.24
  6. Step 6: Final answer
    x = 12,922.60

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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.