Home / 28,822.68-43,224.30-19,014.12

Finding the Fourth Proportional to 28,822.68, 43,224.30 and 19,014.12

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Solution

The fourth proportional to 28,822.68, 43,224.30 and 19,014.12 is: 28,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.68 : 43,224.30 = 19,014.12 : x
  2. Step 2: Convert to fraction form
    28,822.68/43,224.30 = 19,014.12/x
  3. Step 3: Cross multiply
    28,822.68x = 43,224.30 × 19,014.12
  4. Step 4: Simplify right side
    28,822.68x = 821,872,027.12
  5. Step 5: Solve for x
    x = 821,872,027.12/28,822.68
  6. Step 6: Final answer
    x = 28,514.77

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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.