Home / 20,166.48-30,212.64-14,605.92

Finding the Fourth Proportional to 20,166.48, 30,212.64 and 14,605.92

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Solution

The fourth proportional to 20,166.48, 30,212.64 and 14,605.92 is: 21,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.48 : 30,212.64 = 14,605.92 : x
  2. Step 2: Convert to fraction form
    20,166.48/30,212.64 = 14,605.92/x
  3. Step 3: Cross multiply
    20,166.48x = 30,212.64 × 14,605.92
  4. Step 4: Simplify right side
    20,166.48x = 441,283,402.83
  5. Step 5: Solve for x
    x = 441,283,402.83/20,166.48
  6. Step 6: Final answer
    x = 21,882.02

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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.