Home / 18,307.72-25,264.82-9,924.24

Finding the Fourth Proportional to 18,307.72, 25,264.82 and 9,924.24

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Solution

The fourth proportional to 18,307.72, 25,264.82 and 9,924.24 is: 13,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.72 : 25,264.82 = 9,924.24 : x
  2. Step 2: Convert to fraction form
    18,307.72/25,264.82 = 9,924.24/x
  3. Step 3: Cross multiply
    18,307.72x = 25,264.82 × 9,924.24
  4. Step 4: Simplify right side
    18,307.72x = 250,734,137.24
  5. Step 5: Solve for x
    x = 250,734,137.24/18,307.72
  6. Step 6: Final answer
    x = 13,695.54

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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.