Home / 50,746.64-76,129.72-15,685.04

Finding the Fourth Proportional to 50,746.64, 76,129.72 and 15,685.04

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Solution

The fourth proportional to 50,746.64, 76,129.72 and 15,685.04 is: 23,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,746.64 : 76,129.72 = 15,685.04 : x
  2. Step 2: Convert to fraction form
    50,746.64/76,129.72 = 15,685.04/x
  3. Step 3: Cross multiply
    50,746.64x = 76,129.72 × 15,685.04
  4. Step 4: Simplify right side
    50,746.64x = 1,194,097,703.39
  5. Step 5: Solve for x
    x = 1,194,097,703.39/50,746.64
  6. Step 6: Final answer
    x = 23,530.58

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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.