Home / 22,055.06-33,125.13-18,899.65

Finding the Fourth Proportional to 22,055.06, 33,125.13 and 18,899.65

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Solution

The fourth proportional to 22,055.06, 33,125.13 and 18,899.65 is: 28,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.06 : 33,125.13 = 18,899.65 : x
  2. Step 2: Convert to fraction form
    22,055.06/33,125.13 = 18,899.65/x
  3. Step 3: Cross multiply
    22,055.06x = 33,125.13 × 18,899.65
  4. Step 4: Simplify right side
    22,055.06x = 626,053,197.58
  5. Step 5: Solve for x
    x = 626,053,197.58/22,055.06
  6. Step 6: Final answer
    x = 28,385.93

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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.