Home / 15,200.32-22,801.92-4,813.60

Finding the Fourth Proportional to 15,200.32, 22,801.92 and 4,813.60

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Solution

The fourth proportional to 15,200.32, 22,801.92 and 4,813.60 is: 7,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.32 : 22,801.92 = 4,813.60 : x
  2. Step 2: Convert to fraction form
    15,200.32/22,801.92 = 4,813.60/x
  3. Step 3: Cross multiply
    15,200.32x = 22,801.92 × 4,813.60
  4. Step 4: Simplify right side
    15,200.32x = 109,759,322.11
  5. Step 5: Solve for x
    x = 109,759,322.11/15,200.32
  6. Step 6: Final answer
    x = 7,220.86

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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.