Home / 19,394.24-29,071.44-11,057.20

Finding the Fourth Proportional to 19,394.24, 29,071.44 and 11,057.20

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Solution

The fourth proportional to 19,394.24, 29,071.44 and 11,057.20 is: 16,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.24 : 29,071.44 = 11,057.20 : x
  2. Step 2: Convert to fraction form
    19,394.24/29,071.44 = 11,057.20/x
  3. Step 3: Cross multiply
    19,394.24x = 29,071.44 × 11,057.20
  4. Step 4: Simplify right side
    19,394.24x = 321,448,726.37
  5. Step 5: Solve for x
    x = 321,448,726.37/19,394.24
  6. Step 6: Final answer
    x = 16,574.44

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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.