Home / 36,686.28-50,432.46-31,563.08

Finding the Fourth Proportional to 36,686.28, 50,432.46 and 31,563.08

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Solution

The fourth proportional to 36,686.28, 50,432.46 and 31,563.08 is: 43,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,686.28 : 50,432.46 = 31,563.08 : x
  2. Step 2: Convert to fraction form
    36,686.28/50,432.46 = 31,563.08/x
  3. Step 3: Cross multiply
    36,686.28x = 50,432.46 × 31,563.08
  4. Step 4: Simplify right side
    36,686.28x = 1,591,803,769.58
  5. Step 5: Solve for x
    x = 1,591,803,769.58/36,686.28
  6. Step 6: Final answer
    x = 43,389.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.