Home / 14,772.93-22,172.19-7,757.88

Finding the Fourth Proportional to 14,772.93, 22,172.19 and 7,757.88

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Solution

The fourth proportional to 14,772.93, 22,172.19 and 7,757.88 is: 11,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.93 : 22,172.19 = 7,757.88 : x
  2. Step 2: Convert to fraction form
    14,772.93/22,172.19 = 7,757.88/x
  3. Step 3: Cross multiply
    14,772.93x = 22,172.19 × 7,757.88
  4. Step 4: Simplify right side
    14,772.93x = 172,009,189.36
  5. Step 5: Solve for x
    x = 172,009,189.36/14,772.93
  6. Step 6: Final answer
    x = 11,643.54

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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.