Home / 15,086.60-22,621.64-5,225.04

Finding the Fourth Proportional to 15,086.60, 22,621.64 and 5,225.04

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Solution

The fourth proportional to 15,086.60, 22,621.64 and 5,225.04 is: 7,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,086.60 : 22,621.64 = 5,225.04 : x
  2. Step 2: Convert to fraction form
    15,086.60/22,621.64 = 5,225.04/x
  3. Step 3: Cross multiply
    15,086.60x = 22,621.64 × 5,225.04
  4. Step 4: Simplify right side
    15,086.60x = 118,198,973.87
  5. Step 5: Solve for x
    x = 118,198,973.87/15,086.60
  6. Step 6: Final answer
    x = 7,834.70

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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.