Home / 18,265.02-25,202.52-11,193.72

Finding the Fourth Proportional to 18,265.02, 25,202.52 and 11,193.72

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Solution

The fourth proportional to 18,265.02, 25,202.52 and 11,193.72 is: 15,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.02 : 25,202.52 = 11,193.72 : x
  2. Step 2: Convert to fraction form
    18,265.02/25,202.52 = 11,193.72/x
  3. Step 3: Cross multiply
    18,265.02x = 25,202.52 × 11,193.72
  4. Step 4: Simplify right side
    18,265.02x = 282,109,952.17
  5. Step 5: Solve for x
    x = 282,109,952.17/18,265.02
  6. Step 6: Final answer
    x = 15,445.37

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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.