Home / 16,668.68-23,001.84-9,113.62

Finding the Fourth Proportional to 16,668.68, 23,001.84 and 9,113.62

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Solution

The fourth proportional to 16,668.68, 23,001.84 and 9,113.62 is: 12,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.68 : 23,001.84 = 9,113.62 : x
  2. Step 2: Convert to fraction form
    16,668.68/23,001.84 = 9,113.62/x
  3. Step 3: Cross multiply
    16,668.68x = 23,001.84 × 9,113.62
  4. Step 4: Simplify right side
    16,668.68x = 209,630,029.06
  5. Step 5: Solve for x
    x = 209,630,029.06/16,668.68
  6. Step 6: Final answer
    x = 12,576.28

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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.