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Finding the Fourth Proportional to 64,036.50, 96,052.80 and 16,650.55

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Solution

The fourth proportional to 64,036.50, 96,052.80 and 16,650.55 is: 24,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,036.50 : 96,052.80 = 16,650.55 : x
  2. Step 2: Convert to fraction form
    64,036.50/96,052.80 = 16,650.55/x
  3. Step 3: Cross multiply
    64,036.50x = 96,052.80 × 16,650.55
  4. Step 4: Simplify right side
    64,036.50x = 1,599,331,996.47
  5. Step 5: Solve for x
    x = 1,599,331,996.47/64,036.50
  6. Step 6: Final answer
    x = 24,975.32

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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.