Home / 15,299.12-22,947.84-4,205.60

Finding the Fourth Proportional to 15,299.12, 22,947.84 and 4,205.60

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Solution

The fourth proportional to 15,299.12, 22,947.84 and 4,205.60 is: 6,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.12 : 22,947.84 = 4,205.60 : x
  2. Step 2: Convert to fraction form
    15,299.12/22,947.84 = 4,205.60/x
  3. Step 3: Cross multiply
    15,299.12x = 22,947.84 × 4,205.60
  4. Step 4: Simplify right side
    15,299.12x = 96,509,435.90
  5. Step 5: Solve for x
    x = 96,509,435.90/15,299.12
  6. Step 6: Final answer
    x = 6,308.17

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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.