Home / 42,628.26-63,943.60-11,463.50

Finding the Fourth Proportional to 42,628.26, 63,943.60 and 11,463.50

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Solution

The fourth proportional to 42,628.26, 63,943.60 and 11,463.50 is: 17,195.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,628.26 : 63,943.60 = 11,463.50 : x
  2. Step 2: Convert to fraction form
    42,628.26/63,943.60 = 11,463.50/x
  3. Step 3: Cross multiply
    42,628.26x = 63,943.60 × 11,463.50
  4. Step 4: Simplify right side
    42,628.26x = 733,017,458.60
  5. Step 5: Solve for x
    x = 733,017,458.60/42,628.26
  6. Step 6: Final answer
    x = 17,195.58

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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.