Home / 42,556.59-63,833.67-11,391.84

Finding the Fourth Proportional to 42,556.59, 63,833.67 and 11,391.84

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Solution

The fourth proportional to 42,556.59, 63,833.67 and 11,391.84 is: 17,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,556.59 : 63,833.67 = 11,391.84 : x
  2. Step 2: Convert to fraction form
    42,556.59/63,833.67 = 11,391.84/x
  3. Step 3: Cross multiply
    42,556.59x = 63,833.67 × 11,391.84
  4. Step 4: Simplify right side
    42,556.59x = 727,182,955.25
  5. Step 5: Solve for x
    x = 727,182,955.25/42,556.59
  6. Step 6: Final answer
    x = 17,087.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.