Home / 36,503.12-50,374.17-20,587.47

Finding the Fourth Proportional to 36,503.12, 50,374.17 and 20,587.47

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Solution

The fourth proportional to 36,503.12, 50,374.17 and 20,587.47 is: 28,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.12 : 50,374.17 = 20,587.47 : x
  2. Step 2: Convert to fraction form
    36,503.12/50,374.17 = 20,587.47/x
  3. Step 3: Cross multiply
    36,503.12x = 50,374.17 × 20,587.47
  4. Step 4: Simplify right side
    36,503.12x = 1,037,076,713.65
  5. Step 5: Solve for x
    x = 1,037,076,713.65/36,503.12
  6. Step 6: Final answer
    x = 28,410.63

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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.