Home / 19,626.60-29,435.50-5,586.32

Finding the Fourth Proportional to 19,626.60, 29,435.50 and 5,586.32

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Solution

The fourth proportional to 19,626.60, 29,435.50 and 5,586.32 is: 8,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.60 : 29,435.50 = 5,586.32 : x
  2. Step 2: Convert to fraction form
    19,626.60/29,435.50 = 5,586.32/x
  3. Step 3: Cross multiply
    19,626.60x = 29,435.50 × 5,586.32
  4. Step 4: Simplify right side
    19,626.60x = 164,436,037.36
  5. Step 5: Solve for x
    x = 164,436,037.36/19,626.60
  6. Step 6: Final answer
    x = 8,378.22

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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.