Home / 21,582.19-32,403.57-11,059.77

Finding the Fourth Proportional to 21,582.19, 32,403.57 and 11,059.77

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Solution

The fourth proportional to 21,582.19, 32,403.57 and 11,059.77 is: 16,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582.19 : 32,403.57 = 11,059.77 : x
  2. Step 2: Convert to fraction form
    21,582.19/32,403.57 = 11,059.77/x
  3. Step 3: Cross multiply
    21,582.19x = 32,403.57 × 11,059.77
  4. Step 4: Simplify right side
    21,582.19x = 358,375,814.06
  5. Step 5: Solve for x
    x = 358,375,814.06/21,582.19
  6. Step 6: Final answer
    x = 16,605.17

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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.