Home / 16,668.53-23,005.01-11,002.31

Finding the Fourth Proportional to 16,668.53, 23,005.01 and 11,002.31

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Solution

The fourth proportional to 16,668.53, 23,005.01 and 11,002.31 is: 15,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.53 : 23,005.01 = 11,002.31 : x
  2. Step 2: Convert to fraction form
    16,668.53/23,005.01 = 11,002.31/x
  3. Step 3: Cross multiply
    16,668.53x = 23,005.01 × 11,002.31
  4. Step 4: Simplify right side
    16,668.53x = 253,108,196.56
  5. Step 5: Solve for x
    x = 253,108,196.56/16,668.53
  6. Step 6: Final answer
    x = 15,184.79

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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.