Home / 21,479.10-32,203.05-14,441.64

Finding the Fourth Proportional to 21,479.10, 32,203.05 and 14,441.64

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Solution

The fourth proportional to 21,479.10, 32,203.05 and 14,441.64 is: 21,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,479.10 : 32,203.05 = 14,441.64 : x
  2. Step 2: Convert to fraction form
    21,479.10/32,203.05 = 14,441.64/x
  3. Step 3: Cross multiply
    21,479.10x = 32,203.05 × 14,441.64
  4. Step 4: Simplify right side
    21,479.10x = 465,064,855.00
  5. Step 5: Solve for x
    x = 465,064,855.00/21,479.10
  6. Step 6: Final answer
    x = 21,651.97

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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.