Home / 22,261.87-30,721.44-12,053.01

Finding the Fourth Proportional to 22,261.87, 30,721.44 and 12,053.01

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Solution

The fourth proportional to 22,261.87, 30,721.44 and 12,053.01 is: 16,633.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.87 : 30,721.44 = 12,053.01 : x
  2. Step 2: Convert to fraction form
    22,261.87/30,721.44 = 12,053.01/x
  3. Step 3: Cross multiply
    22,261.87x = 30,721.44 × 12,053.01
  4. Step 4: Simplify right side
    22,261.87x = 370,285,882.24
  5. Step 5: Solve for x
    x = 370,285,882.24/22,261.87
  6. Step 6: Final answer
    x = 16,633.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.