Home / 20,546.73-28,347.84-16,226.10

Finding the Fourth Proportional to 20,546.73, 28,347.84 and 16,226.10

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Solution

The fourth proportional to 20,546.73, 28,347.84 and 16,226.10 is: 22,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,546.73 : 28,347.84 = 16,226.10 : x
  2. Step 2: Convert to fraction form
    20,546.73/28,347.84 = 16,226.10/x
  3. Step 3: Cross multiply
    20,546.73x = 28,347.84 × 16,226.10
  4. Step 4: Simplify right side
    20,546.73x = 459,974,886.62
  5. Step 5: Solve for x
    x = 459,974,886.62/20,546.73
  6. Step 6: Final answer
    x = 22,386.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.