Home / 36,772.08-50,728.61-21,657.51

Finding the Fourth Proportional to 36,772.08, 50,728.61 and 21,657.51

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Solution

The fourth proportional to 36,772.08, 50,728.61 and 21,657.51 is: 29,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,772.08 : 50,728.61 = 21,657.51 : x
  2. Step 2: Convert to fraction form
    36,772.08/50,728.61 = 21,657.51/x
  3. Step 3: Cross multiply
    36,772.08x = 50,728.61 × 21,657.51
  4. Step 4: Simplify right side
    36,772.08x = 1,098,655,432.50
  5. Step 5: Solve for x
    x = 1,098,655,432.50/36,772.08
  6. Step 6: Final answer
    x = 29,877.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.