Home / 28,819.10-43,230.87-11,058.26

Finding the Fourth Proportional to 28,819.10, 43,230.87 and 11,058.26

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Solution

The fourth proportional to 28,819.10, 43,230.87 and 11,058.26 is: 16,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,819.10 : 43,230.87 = 11,058.26 : x
  2. Step 2: Convert to fraction form
    28,819.10/43,230.87 = 11,058.26/x
  3. Step 3: Cross multiply
    28,819.10x = 43,230.87 × 11,058.26
  4. Step 4: Simplify right side
    28,819.10x = 478,057,984.33
  5. Step 5: Solve for x
    x = 478,057,984.33/28,819.10
  6. Step 6: Final answer
    x = 16,588.24

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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.