Home / 19,005.44-28,477.37-11,587.46

Finding the Fourth Proportional to 19,005.44, 28,477.37 and 11,587.46

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Solution

The fourth proportional to 19,005.44, 28,477.37 and 11,587.46 is: 17,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.44 : 28,477.37 = 11,587.46 : x
  2. Step 2: Convert to fraction form
    19,005.44/28,477.37 = 11,587.46/x
  3. Step 3: Cross multiply
    19,005.44x = 28,477.37 × 11,587.46
  4. Step 4: Simplify right side
    19,005.44x = 329,980,272.36
  5. Step 5: Solve for x
    x = 329,980,272.36/19,005.44
  6. Step 6: Final answer
    x = 17,362.42

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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.