Home / 36,317.95-50,123.44-20,402.41

Finding the Fourth Proportional to 36,317.95, 50,123.44 and 20,402.41

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Solution

The fourth proportional to 36,317.95, 50,123.44 and 20,402.41 is: 28,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,317.95 : 50,123.44 = 20,402.41 : x
  2. Step 2: Convert to fraction form
    36,317.95/50,123.44 = 20,402.41/x
  3. Step 3: Cross multiply
    36,317.95x = 50,123.44 × 20,402.41
  4. Step 4: Simplify right side
    36,317.95x = 1,022,638,973.49
  5. Step 5: Solve for x
    x = 1,022,638,973.49/36,317.95
  6. Step 6: Final answer
    x = 28,157.95

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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.