Home / 10,767.52-16,165.68-10,417.60

Finding the Fourth Proportional to 10,767.52, 16,165.68 and 10,417.60

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Solution

The fourth proportional to 10,767.52, 16,165.68 and 10,417.60 is: 15,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.52 : 16,165.68 = 10,417.60 : x
  2. Step 2: Convert to fraction form
    10,767.52/16,165.68 = 10,417.60/x
  3. Step 3: Cross multiply
    10,767.52x = 16,165.68 × 10,417.60
  4. Step 4: Simplify right side
    10,767.52x = 168,407,587.97
  5. Step 5: Solve for x
    x = 168,407,587.97/10,767.52
  6. Step 6: Final answer
    x = 15,640.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.