Home / 14,401.13-21,603.51-4,012.88

Finding the Fourth Proportional to 14,401.13, 21,603.51 and 4,012.88

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Solution

The fourth proportional to 14,401.13, 21,603.51 and 4,012.88 is: 6,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401.13 : 21,603.51 = 4,012.88 : x
  2. Step 2: Convert to fraction form
    14,401.13/21,603.51 = 4,012.88/x
  3. Step 3: Cross multiply
    14,401.13x = 21,603.51 × 4,012.88
  4. Step 4: Simplify right side
    14,401.13x = 86,692,185.19
  5. Step 5: Solve for x
    x = 86,692,185.19/14,401.13
  6. Step 6: Final answer
    x = 6,019.82

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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.