Home / 21,600.93-32,351.72-18,027.21

Finding the Fourth Proportional to 21,600.93, 32,351.72 and 18,027.21

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Solution

The fourth proportional to 21,600.93, 32,351.72 and 18,027.21 is: 26,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600.93 : 32,351.72 = 18,027.21 : x
  2. Step 2: Convert to fraction form
    21,600.93/32,351.72 = 18,027.21/x
  3. Step 3: Cross multiply
    21,600.93x = 32,351.72 × 18,027.21
  4. Step 4: Simplify right side
    21,600.93x = 583,211,160.17
  5. Step 5: Solve for x
    x = 583,211,160.17/21,600.93
  6. Step 6: Final answer
    x = 26,999.35

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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.