Home / 17,722.08-24,455.52-9,762.76

Finding the Fourth Proportional to 17,722.08, 24,455.52 and 9,762.76

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Solution

The fourth proportional to 17,722.08, 24,455.52 and 9,762.76 is: 13,472.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,722.08 : 24,455.52 = 9,762.76 : x
  2. Step 2: Convert to fraction form
    17,722.08/24,455.52 = 9,762.76/x
  3. Step 3: Cross multiply
    17,722.08x = 24,455.52 × 9,762.76
  4. Step 4: Simplify right side
    17,722.08x = 238,753,372.44
  5. Step 5: Solve for x
    x = 238,753,372.44/17,722.08
  6. Step 6: Final answer
    x = 13,472.09

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Half scale
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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.