Home / 36,280.72-50,068.29-20,366.38

Finding the Fourth Proportional to 36,280.72, 50,068.29 and 20,366.38

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Solution

The fourth proportional to 36,280.72, 50,068.29 and 20,366.38 is: 28,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.72 : 50,068.29 = 20,366.38 : x
  2. Step 2: Convert to fraction form
    36,280.72/50,068.29 = 20,366.38/x
  3. Step 3: Cross multiply
    36,280.72x = 50,068.29 × 20,366.38
  4. Step 4: Simplify right side
    36,280.72x = 1,019,709,820.09
  5. Step 5: Solve for x
    x = 1,019,709,820.09/36,280.72
  6. Step 6: Final answer
    x = 28,106.11

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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.