Home / 14,629.60-21,944.40-5,870.80

Finding the Fourth Proportional to 14,629.60, 21,944.40 and 5,870.80

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Solution

The fourth proportional to 14,629.60, 21,944.40 and 5,870.80 is: 8,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.60 : 21,944.40 = 5,870.80 : x
  2. Step 2: Convert to fraction form
    14,629.60/21,944.40 = 5,870.80/x
  3. Step 3: Cross multiply
    14,629.60x = 21,944.40 × 5,870.80
  4. Step 4: Simplify right side
    14,629.60x = 128,831,183.52
  5. Step 5: Solve for x
    x = 128,831,183.52/14,629.60
  6. Step 6: Final answer
    x = 8,806.20

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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.