Home / 36,131.46-49,750.65-31,630.02

Finding the Fourth Proportional to 36,131.46, 49,750.65 and 31,630.02

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Solution

The fourth proportional to 36,131.46, 49,750.65 and 31,630.02 is: 43,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,131.46 : 49,750.65 = 31,630.02 : x
  2. Step 2: Convert to fraction form
    36,131.46/49,750.65 = 31,630.02/x
  3. Step 3: Cross multiply
    36,131.46x = 49,750.65 × 31,630.02
  4. Step 4: Simplify right side
    36,131.46x = 1,573,614,054.51
  5. Step 5: Solve for x
    x = 1,573,614,054.51/36,131.46
  6. Step 6: Final answer
    x = 43,552.46

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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.