Home / 36,386.13-50,212.66-20,470.68

Finding the Fourth Proportional to 36,386.13, 50,212.66 and 20,470.68

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Solution

The fourth proportional to 36,386.13, 50,212.66 and 20,470.68 is: 28,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.13 : 50,212.66 = 20,470.68 : x
  2. Step 2: Convert to fraction form
    36,386.13/50,212.66 = 20,470.68/x
  3. Step 3: Cross multiply
    36,386.13x = 50,212.66 × 20,470.68
  4. Step 4: Simplify right side
    36,386.13x = 1,027,887,294.81
  5. Step 5: Solve for x
    x = 1,027,887,294.81/36,386.13
  6. Step 6: Final answer
    x = 28,249.43

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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.