Home / 27,582.64-41,337-13,521.12

Finding the Fourth Proportional to 27,582.64, 41,337 and 13,521.12

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Solution

The fourth proportional to 27,582.64, 41,337 and 13,521.12 is: 20,263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.64 : 41,337 = 13,521.12 : x
  2. Step 2: Convert to fraction form
    27,582.64/41,337 = 13,521.12/x
  3. Step 3: Cross multiply
    27,582.64x = 41,337 × 13,521.12
  4. Step 4: Simplify right side
    27,582.64x = 558,922,537.44
  5. Step 5: Solve for x
    x = 558,922,537.44/27,582.64
  6. Step 6: Final answer
    x = 20,263.56

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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.