Home / 19,132.32-28,698.48-9,269.92

Finding the Fourth Proportional to 19,132.32, 28,698.48 and 9,269.92

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Solution

The fourth proportional to 19,132.32, 28,698.48 and 9,269.92 is: 13,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.32 : 28,698.48 = 9,269.92 : x
  2. Step 2: Convert to fraction form
    19,132.32/28,698.48 = 9,269.92/x
  3. Step 3: Cross multiply
    19,132.32x = 28,698.48 × 9,269.92
  4. Step 4: Simplify right side
    19,132.32x = 266,032,613.72
  5. Step 5: Solve for x
    x = 266,032,613.72/19,132.32
  6. Step 6: Final answer
    x = 13,904.88

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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.