Home / 50,720.64-76,094.16-19,545.60

Finding the Fourth Proportional to 50,720.64, 76,094.16 and 19,545.60

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Solution

The fourth proportional to 50,720.64, 76,094.16 and 19,545.60 is: 29,323.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,720.64 : 76,094.16 = 19,545.60 : x
  2. Step 2: Convert to fraction form
    50,720.64/76,094.16 = 19,545.60/x
  3. Step 3: Cross multiply
    50,720.64x = 76,094.16 × 19,545.60
  4. Step 4: Simplify right side
    50,720.64x = 1,487,306,013.70
  5. Step 5: Solve for x
    x = 1,487,306,013.70/50,720.64
  6. Step 6: Final answer
    x = 29,323.49

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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.