Home / 12,599.45-18,862.27-9,948.42

Finding the Fourth Proportional to 12,599.45, 18,862.27 and 9,948.42

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Solution

The fourth proportional to 12,599.45, 18,862.27 and 9,948.42 is: 14,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599.45 : 18,862.27 = 9,948.42 : x
  2. Step 2: Convert to fraction form
    12,599.45/18,862.27 = 9,948.42/x
  3. Step 3: Cross multiply
    12,599.45x = 18,862.27 × 9,948.42
  4. Step 4: Simplify right side
    12,599.45x = 187,649,759.24
  5. Step 5: Solve for x
    x = 187,649,759.24/12,599.45
  6. Step 6: Final answer
    x = 14,893.49

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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.