Home / 33,121.40-49,675.02-10,929.56

Finding the Fourth Proportional to 33,121.40, 49,675.02 and 10,929.56

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Solution

The fourth proportional to 33,121.40, 49,675.02 and 10,929.56 is: 16,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.40 : 49,675.02 = 10,929.56 : x
  2. Step 2: Convert to fraction form
    33,121.40/49,675.02 = 10,929.56/x
  3. Step 3: Cross multiply
    33,121.40x = 49,675.02 × 10,929.56
  4. Step 4: Simplify right side
    33,121.40x = 542,925,863.22
  5. Step 5: Solve for x
    x = 542,925,863.22/33,121.40
  6. Step 6: Final answer
    x = 16,392.00

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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.