Home / 36,607.47-50,480.60-31,319.79

Finding the Fourth Proportional to 36,607.47, 50,480.60 and 31,319.79

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Solution

The fourth proportional to 36,607.47, 50,480.60 and 31,319.79 is: 43,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,607.47 : 50,480.60 = 31,319.79 : x
  2. Step 2: Convert to fraction form
    36,607.47/50,480.60 = 31,319.79/x
  3. Step 3: Cross multiply
    36,607.47x = 50,480.60 × 31,319.79
  4. Step 4: Simplify right side
    36,607.47x = 1,581,041,634.48
  5. Step 5: Solve for x
    x = 1,581,041,634.48/36,607.47
  6. Step 6: Final answer
    x = 43,189.04

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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.