Home / 14,637.70-21,951.15-4,777.30

Finding the Fourth Proportional to 14,637.70, 21,951.15 and 4,777.30

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Solution

The fourth proportional to 14,637.70, 21,951.15 and 4,777.30 is: 7,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.70 : 21,951.15 = 4,777.30 : x
  2. Step 2: Convert to fraction form
    14,637.70/21,951.15 = 4,777.30/x
  3. Step 3: Cross multiply
    14,637.70x = 21,951.15 × 4,777.30
  4. Step 4: Simplify right side
    14,637.70x = 104,867,228.90
  5. Step 5: Solve for x
    x = 104,867,228.90/14,637.70
  6. Step 6: Final answer
    x = 7,164.19

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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.