Home / 14,777.02-22,172.01-4,917.70

Finding the Fourth Proportional to 14,777.02, 22,172.01 and 4,917.70

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Solution

The fourth proportional to 14,777.02, 22,172.01 and 4,917.70 is: 7,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.02 : 22,172.01 = 4,917.70 : x
  2. Step 2: Convert to fraction form
    14,777.02/22,172.01 = 4,917.70/x
  3. Step 3: Cross multiply
    14,777.02x = 22,172.01 × 4,917.70
  4. Step 4: Simplify right side
    14,777.02x = 109,035,293.58
  5. Step 5: Solve for x
    x = 109,035,293.58/14,777.02
  6. Step 6: Final answer
    x = 7,378.71

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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.