Home / 36,293.81-50,077.26-20,377.19

Finding the Fourth Proportional to 36,293.81, 50,077.26 and 20,377.19

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Solution

The fourth proportional to 36,293.81, 50,077.26 and 20,377.19 is: 28,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,293.81 : 50,077.26 = 20,377.19 : x
  2. Step 2: Convert to fraction form
    36,293.81/50,077.26 = 20,377.19/x
  3. Step 3: Cross multiply
    36,293.81x = 50,077.26 × 20,377.19
  4. Step 4: Simplify right side
    36,293.81x = 1,020,433,966.89
  5. Step 5: Solve for x
    x = 1,020,433,966.89/36,293.81
  6. Step 6: Final answer
    x = 28,115.93

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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.