Home / 36,288.88-50,077.91-20,373.32

Finding the Fourth Proportional to 36,288.88, 50,077.91 and 20,373.32

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Solution

The fourth proportional to 36,288.88, 50,077.91 and 20,373.32 is: 28,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.88 : 50,077.91 = 20,373.32 : x
  2. Step 2: Convert to fraction form
    36,288.88/50,077.91 = 20,373.32/x
  3. Step 3: Cross multiply
    36,288.88x = 50,077.91 × 20,373.32
  4. Step 4: Simplify right side
    36,288.88x = 1,020,253,461.49
  5. Step 5: Solve for x
    x = 1,020,253,461.49/36,288.88
  6. Step 6: Final answer
    x = 28,114.77

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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.