Home / 49,534.87-68,365.62-31,641.79

Finding the Fourth Proportional to 49,534.87, 68,365.62 and 31,641.79

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Solution

The fourth proportional to 49,534.87, 68,365.62 and 31,641.79 is: 43,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.87 : 68,365.62 = 31,641.79 : x
  2. Step 2: Convert to fraction form
    49,534.87/68,365.62 = 31,641.79/x
  3. Step 3: Cross multiply
    49,534.87x = 68,365.62 × 31,641.79
  4. Step 4: Simplify right side
    49,534.87x = 2,163,210,548.53
  5. Step 5: Solve for x
    x = 2,163,210,548.53/49,534.87
  6. Step 6: Final answer
    x = 43,670.46

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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.