Home / 19,005.08-28,508.58-5,866.44

Finding the Fourth Proportional to 19,005.08, 28,508.58 and 5,866.44

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Solution

The fourth proportional to 19,005.08, 28,508.58 and 5,866.44 is: 8,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.08 : 28,508.58 = 5,866.44 : x
  2. Step 2: Convert to fraction form
    19,005.08/28,508.58 = 5,866.44/x
  3. Step 3: Cross multiply
    19,005.08x = 28,508.58 × 5,866.44
  4. Step 4: Simplify right side
    19,005.08x = 167,243,874.06
  5. Step 5: Solve for x
    x = 167,243,874.06/19,005.08
  6. Step 6: Final answer
    x = 8,799.96

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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.