Home / 14,772.24-22,144.68-7,750.80

Finding the Fourth Proportional to 14,772.24, 22,144.68 and 7,750.80

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Solution

The fourth proportional to 14,772.24, 22,144.68 and 7,750.80 is: 11,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.24 : 22,144.68 = 7,750.80 : x
  2. Step 2: Convert to fraction form
    14,772.24/22,144.68 = 7,750.80/x
  3. Step 3: Cross multiply
    14,772.24x = 22,144.68 × 7,750.80
  4. Step 4: Simplify right side
    14,772.24x = 171,638,985.74
  5. Step 5: Solve for x
    x = 171,638,985.74/14,772.24
  6. Step 6: Final answer
    x = 11,619.02

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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.