Home / 43,218.74-59,560.44-31,261.79

Finding the Fourth Proportional to 43,218.74, 59,560.44 and 31,261.79

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Solution

The fourth proportional to 43,218.74, 59,560.44 and 31,261.79 is: 43,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,218.74 : 59,560.44 = 31,261.79 : x
  2. Step 2: Convert to fraction form
    43,218.74/59,560.44 = 31,261.79/x
  3. Step 3: Cross multiply
    43,218.74x = 59,560.44 × 31,261.79
  4. Step 4: Simplify right side
    43,218.74x = 1,861,965,967.59
  5. Step 5: Solve for x
    x = 1,861,965,967.59/43,218.74
  6. Step 6: Final answer
    x = 43,082.38

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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.