Home / 64,621.50-96,926.64-22,490.70

Finding the Fourth Proportional to 64,621.50, 96,926.64 and 22,490.70

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Solution

The fourth proportional to 64,621.50, 96,926.64 and 22,490.70 is: 33,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,621.50 : 96,926.64 = 22,490.70 : x
  2. Step 2: Convert to fraction form
    64,621.50/96,926.64 = 22,490.70/x
  3. Step 3: Cross multiply
    64,621.50x = 96,926.64 × 22,490.70
  4. Step 4: Simplify right side
    64,621.50x = 2,179,947,982.25
  5. Step 5: Solve for x
    x = 2,179,947,982.25/64,621.50
  6. Step 6: Final answer
    x = 33,734.10

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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.