Home / 14,781.84-22,165.32-4,917.64

Finding the Fourth Proportional to 14,781.84, 22,165.32 and 4,917.64

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Solution

The fourth proportional to 14,781.84, 22,165.32 and 4,917.64 is: 7,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.84 : 22,165.32 = 4,917.64 : x
  2. Step 2: Convert to fraction form
    14,781.84/22,165.32 = 4,917.64/x
  3. Step 3: Cross multiply
    14,781.84x = 22,165.32 × 4,917.64
  4. Step 4: Simplify right side
    14,781.84x = 109,001,064.24
  5. Step 5: Solve for x
    x = 109,001,064.24/14,781.84
  6. Step 6: Final answer
    x = 7,373.98

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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.