Home / 21,826.20-32,739.30-14,914.20

Finding the Fourth Proportional to 21,826.20, 32,739.30 and 14,914.20

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Solution

The fourth proportional to 21,826.20, 32,739.30 and 14,914.20 is: 22,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,826.20 : 32,739.30 = 14,914.20 : x
  2. Step 2: Convert to fraction form
    21,826.20/32,739.30 = 14,914.20/x
  3. Step 3: Cross multiply
    21,826.20x = 32,739.30 × 14,914.20
  4. Step 4: Simplify right side
    21,826.20x = 488,280,468.06
  5. Step 5: Solve for x
    x = 488,280,468.06/21,826.20
  6. Step 6: Final answer
    x = 22,371.30

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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.