Home / 22,878.40-34,320.84-11,192.28

Finding the Fourth Proportional to 22,878.40, 34,320.84 and 11,192.28

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Solution

The fourth proportional to 22,878.40, 34,320.84 and 11,192.28 is: 16,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,878.40 : 34,320.84 = 11,192.28 : x
  2. Step 2: Convert to fraction form
    22,878.40/34,320.84 = 11,192.28/x
  3. Step 3: Cross multiply
    22,878.40x = 34,320.84 × 11,192.28
  4. Step 4: Simplify right side
    22,878.40x = 384,128,451.12
  5. Step 5: Solve for x
    x = 384,128,451.12/22,878.40
  6. Step 6: Final answer
    x = 16,790.01

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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.