Home / 18,042.02-24,896.98-9,975.21

Finding the Fourth Proportional to 18,042.02, 24,896.98 and 9,975.21

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Solution

The fourth proportional to 18,042.02, 24,896.98 and 9,975.21 is: 13,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.02 : 24,896.98 = 9,975.21 : x
  2. Step 2: Convert to fraction form
    18,042.02/24,896.98 = 9,975.21/x
  3. Step 3: Cross multiply
    18,042.02x = 24,896.98 × 9,975.21
  4. Step 4: Simplify right side
    18,042.02x = 248,352,494.92
  5. Step 5: Solve for x
    x = 248,352,494.92/18,042.02
  6. Step 6: Final answer
    x = 13,765.23

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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.