Home / 20,341.82-30,463.11-14,084.16

Finding the Fourth Proportional to 20,341.82, 30,463.11 and 14,084.16

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Solution

The fourth proportional to 20,341.82, 30,463.11 and 14,084.16 is: 21,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341.82 : 30,463.11 = 14,084.16 : x
  2. Step 2: Convert to fraction form
    20,341.82/30,463.11 = 14,084.16/x
  3. Step 3: Cross multiply
    20,341.82x = 30,463.11 × 14,084.16
  4. Step 4: Simplify right side
    20,341.82x = 429,047,315.34
  5. Step 5: Solve for x
    x = 429,047,315.34/20,341.82
  6. Step 6: Final answer
    x = 21,091.89

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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.