Home / 22,053.99-30,434.13-11,982.59

Finding the Fourth Proportional to 22,053.99, 30,434.13 and 11,982.59

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Solution

The fourth proportional to 22,053.99, 30,434.13 and 11,982.59 is: 16,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.99 : 30,434.13 = 11,982.59 : x
  2. Step 2: Convert to fraction form
    22,053.99/30,434.13 = 11,982.59/x
  3. Step 3: Cross multiply
    22,053.99x = 30,434.13 × 11,982.59
  4. Step 4: Simplify right side
    22,053.99x = 364,679,549.63
  5. Step 5: Solve for x
    x = 364,679,549.63/22,053.99
  6. Step 6: Final answer
    x = 16,535.76

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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.