Home / 11,088.74-16,652.92-10,642.80

Finding the Fourth Proportional to 11,088.74, 16,652.92 and 10,642.80

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Solution

The fourth proportional to 11,088.74, 16,652.92 and 10,642.80 is: 15,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.74 : 16,652.92 = 10,642.80 : x
  2. Step 2: Convert to fraction form
    11,088.74/16,652.92 = 10,642.80/x
  3. Step 3: Cross multiply
    11,088.74x = 16,652.92 × 10,642.80
  4. Step 4: Simplify right side
    11,088.74x = 177,233,696.98
  5. Step 5: Solve for x
    x = 177,233,696.98/11,088.74
  6. Step 6: Final answer
    x = 15,983.21

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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.