Home / 36,558.16-50,450.16-20,642.29

Finding the Fourth Proportional to 36,558.16, 50,450.16 and 20,642.29

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Solution

The fourth proportional to 36,558.16, 50,450.16 and 20,642.29 is: 28,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,558.16 : 50,450.16 = 20,642.29 : x
  2. Step 2: Convert to fraction form
    36,558.16/50,450.16 = 20,642.29/x
  3. Step 3: Cross multiply
    36,558.16x = 50,450.16 × 20,642.29
  4. Step 4: Simplify right side
    36,558.16x = 1,041,406,833.27
  5. Step 5: Solve for x
    x = 1,041,406,833.27/36,558.16
  6. Step 6: Final answer
    x = 28,486.30

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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.