Home / 28,036.32-42,107.94-22,525.08

Finding the Fourth Proportional to 28,036.32, 42,107.94 and 22,525.08

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Solution

The fourth proportional to 28,036.32, 42,107.94 and 22,525.08 is: 33,830.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,036.32 : 42,107.94 = 22,525.08 : x
  2. Step 2: Convert to fraction form
    28,036.32/42,107.94 = 22,525.08/x
  3. Step 3: Cross multiply
    28,036.32x = 42,107.94 × 22,525.08
  4. Step 4: Simplify right side
    28,036.32x = 948,484,717.14
  5. Step 5: Solve for x
    x = 948,484,717.14/28,036.32
  6. Step 6: Final answer
    x = 33,830.57

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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.