Home / 14,127.04-21,191.37-5,361.76

Finding the Fourth Proportional to 14,127.04, 21,191.37 and 5,361.76

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Solution

The fourth proportional to 14,127.04, 21,191.37 and 5,361.76 is: 8,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.04 : 21,191.37 = 5,361.76 : x
  2. Step 2: Convert to fraction form
    14,127.04/21,191.37 = 5,361.76/x
  3. Step 3: Cross multiply
    14,127.04x = 21,191.37 × 5,361.76
  4. Step 4: Simplify right side
    14,127.04x = 113,623,040.01
  5. Step 5: Solve for x
    x = 113,623,040.01/14,127.04
  6. Step 6: Final answer
    x = 8,042.95

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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.