Home / 16,722.18-23,076.27-9,270.18

Finding the Fourth Proportional to 16,722.18, 23,076.27 and 9,270.18

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Solution

The fourth proportional to 16,722.18, 23,076.27 and 9,270.18 is: 12,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.18 : 23,076.27 = 9,270.18 : x
  2. Step 2: Convert to fraction form
    16,722.18/23,076.27 = 9,270.18/x
  3. Step 3: Cross multiply
    16,722.18x = 23,076.27 × 9,270.18
  4. Step 4: Simplify right side
    16,722.18x = 213,921,176.63
  5. Step 5: Solve for x
    x = 213,921,176.63/16,722.18
  6. Step 6: Final answer
    x = 12,792.66

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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.