Home / 22,785.36-34,199.93-11,106.78

Finding the Fourth Proportional to 22,785.36, 34,199.93 and 11,106.78

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Solution

The fourth proportional to 22,785.36, 34,199.93 and 11,106.78 is: 16,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.36 : 34,199.93 = 11,106.78 : x
  2. Step 2: Convert to fraction form
    22,785.36/34,199.93 = 11,106.78/x
  3. Step 3: Cross multiply
    22,785.36x = 34,199.93 × 11,106.78
  4. Step 4: Simplify right side
    22,785.36x = 379,851,098.53
  5. Step 5: Solve for x
    x = 379,851,098.53/22,785.36
  6. Step 6: Final answer
    x = 16,670.84

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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.