Home / 36,389.37-50,214.63-20,470.77

Finding the Fourth Proportional to 36,389.37, 50,214.63 and 20,470.77

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Solution

The fourth proportional to 36,389.37, 50,214.63 and 20,470.77 is: 28,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.37 : 50,214.63 = 20,470.77 : x
  2. Step 2: Convert to fraction form
    36,389.37/50,214.63 = 20,470.77/x
  3. Step 3: Cross multiply
    36,389.37x = 50,214.63 × 20,470.77
  4. Step 4: Simplify right side
    36,389.37x = 1,027,932,141.37
  5. Step 5: Solve for x
    x = 1,027,932,141.37/36,389.37
  6. Step 6: Final answer
    x = 28,248.14

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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.