Home / 14,911.13-22,361.16-4,378.25

Finding the Fourth Proportional to 14,911.13, 22,361.16 and 4,378.25

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Solution

The fourth proportional to 14,911.13, 22,361.16 and 4,378.25 is: 6,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.13 : 22,361.16 = 4,378.25 : x
  2. Step 2: Convert to fraction form
    14,911.13/22,361.16 = 4,378.25/x
  3. Step 3: Cross multiply
    14,911.13x = 22,361.16 × 4,378.25
  4. Step 4: Simplify right side
    14,911.13x = 97,902,748.77
  5. Step 5: Solve for x
    x = 97,902,748.77/14,911.13
  6. Step 6: Final answer
    x = 6,565.75

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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.