Home / 36,341.80-50,152.16-20,425.32

Finding the Fourth Proportional to 36,341.80, 50,152.16 and 20,425.32

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Solution

The fourth proportional to 36,341.80, 50,152.16 and 20,425.32 is: 28,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,341.80 : 50,152.16 = 20,425.32 : x
  2. Step 2: Convert to fraction form
    36,341.80/50,152.16 = 20,425.32/x
  3. Step 3: Cross multiply
    36,341.80x = 50,152.16 × 20,425.32
  4. Step 4: Simplify right side
    36,341.80x = 1,024,373,916.69
  5. Step 5: Solve for x
    x = 1,024,373,916.69/36,341.80
  6. Step 6: Final answer
    x = 28,187.21

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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.