Home / 36,539.94-50,427.45-20,618.58

Finding the Fourth Proportional to 36,539.94, 50,427.45 and 20,618.58

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Solution

The fourth proportional to 36,539.94, 50,427.45 and 20,618.58 is: 28,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.94 : 50,427.45 = 20,618.58 : x
  2. Step 2: Convert to fraction form
    36,539.94/50,427.45 = 20,618.58/x
  3. Step 3: Cross multiply
    36,539.94x = 50,427.45 × 20,618.58
  4. Step 4: Simplify right side
    36,539.94x = 1,039,742,412.02
  5. Step 5: Solve for x
    x = 1,039,742,412.02/36,539.94
  6. Step 6: Final answer
    x = 28,454.96

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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.