Home / 16,629.89-22,953.11-10,965.66

Finding the Fourth Proportional to 16,629.89, 22,953.11 and 10,965.66

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Solution

The fourth proportional to 16,629.89, 22,953.11 and 10,965.66 is: 15,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,629.89 : 22,953.11 = 10,965.66 : x
  2. Step 2: Convert to fraction form
    16,629.89/22,953.11 = 10,965.66/x
  3. Step 3: Cross multiply
    16,629.89x = 22,953.11 × 10,965.66
  4. Step 4: Simplify right side
    16,629.89x = 251,695,988.41
  5. Step 5: Solve for x
    x = 251,695,988.41/16,629.89
  6. Step 6: Final answer
    x = 15,135.16

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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.