Home / 18,587.17-25,650.30-10,629.33

Finding the Fourth Proportional to 18,587.17, 25,650.30 and 10,629.33

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Solution

The fourth proportional to 18,587.17, 25,650.30 and 10,629.33 is: 14,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.17 : 25,650.30 = 10,629.33 : x
  2. Step 2: Convert to fraction form
    18,587.17/25,650.30 = 10,629.33/x
  3. Step 3: Cross multiply
    18,587.17x = 25,650.30 × 10,629.33
  4. Step 4: Simplify right side
    18,587.17x = 272,645,503.30
  5. Step 5: Solve for x
    x = 272,645,503.30/18,587.17
  6. Step 6: Final answer
    x = 14,668.48

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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.