Home / 36,319.17-50,117.76-20,406.27

Finding the Fourth Proportional to 36,319.17, 50,117.76 and 20,406.27

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Solution

The fourth proportional to 36,319.17, 50,117.76 and 20,406.27 is: 28,159.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,319.17 : 50,117.76 = 20,406.27 : x
  2. Step 2: Convert to fraction form
    36,319.17/50,117.76 = 20,406.27/x
  3. Step 3: Cross multiply
    36,319.17x = 50,117.76 × 20,406.27
  4. Step 4: Simplify right side
    36,319.17x = 1,022,716,542.36
  5. Step 5: Solve for x
    x = 1,022,716,542.36/36,319.17
  6. Step 6: Final answer
    x = 28,159.14

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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.