Home / 36,386.19-50,208.89-20,470.32

Finding the Fourth Proportional to 36,386.19, 50,208.89 and 20,470.32

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Solution

The fourth proportional to 36,386.19, 50,208.89 and 20,470.32 is: 28,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.19 : 50,208.89 = 20,470.32 : x
  2. Step 2: Convert to fraction form
    36,386.19/50,208.89 = 20,470.32/x
  3. Step 3: Cross multiply
    36,386.19x = 50,208.89 × 20,470.32
  4. Step 4: Simplify right side
    36,386.19x = 1,027,791,942.79
  5. Step 5: Solve for x
    x = 1,027,791,942.79/36,386.19
  6. Step 6: Final answer
    x = 28,246.76

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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.