Home / 15,188.60-22,782.72-5,193.25

Finding the Fourth Proportional to 15,188.60, 22,782.72 and 5,193.25

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Solution

The fourth proportional to 15,188.60, 22,782.72 and 5,193.25 is: 7,789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.60 : 22,782.72 = 5,193.25 : x
  2. Step 2: Convert to fraction form
    15,188.60/22,782.72 = 5,193.25/x
  3. Step 3: Cross multiply
    15,188.60x = 22,782.72 × 5,193.25
  4. Step 4: Simplify right side
    15,188.60x = 118,316,293.95
  5. Step 5: Solve for x
    x = 118,316,293.95/15,188.60
  6. Step 6: Final answer
    x = 7,789.81

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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.