Home / 16,957.33-23,393.22-10,990.93

Finding the Fourth Proportional to 16,957.33, 23,393.22 and 10,990.93

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Solution

The fourth proportional to 16,957.33, 23,393.22 and 10,990.93 is: 15,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.33 : 23,393.22 = 10,990.93 : x
  2. Step 2: Convert to fraction form
    16,957.33/23,393.22 = 10,990.93/x
  3. Step 3: Cross multiply
    16,957.33x = 23,393.22 × 10,990.93
  4. Step 4: Simplify right side
    16,957.33x = 257,113,243.49
  5. Step 5: Solve for x
    x = 257,113,243.49/16,957.33
  6. Step 6: Final answer
    x = 15,162.37

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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.