Home / 21,521.16-32,260.55-9,044.73

Finding the Fourth Proportional to 21,521.16, 32,260.55 and 9,044.73

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Solution

The fourth proportional to 21,521.16, 32,260.55 and 9,044.73 is: 13,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,521.16 : 32,260.55 = 9,044.73 : x
  2. Step 2: Convert to fraction form
    21,521.16/32,260.55 = 9,044.73/x
  3. Step 3: Cross multiply
    21,521.16x = 32,260.55 × 9,044.73
  4. Step 4: Simplify right side
    21,521.16x = 291,787,919.18
  5. Step 5: Solve for x
    x = 291,787,919.18/21,521.16
  6. Step 6: Final answer
    x = 13,558.19

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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.