Home / 21,449.36-32,209.66-14,474.24

Finding the Fourth Proportional to 21,449.36, 32,209.66 and 14,474.24

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Solution

The fourth proportional to 21,449.36, 32,209.66 and 14,474.24 is: 21,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449.36 : 32,209.66 = 14,474.24 : x
  2. Step 2: Convert to fraction form
    21,449.36/32,209.66 = 14,474.24/x
  3. Step 3: Cross multiply
    21,449.36x = 32,209.66 × 14,474.24
  4. Step 4: Simplify right side
    21,449.36x = 466,210,349.16
  5. Step 5: Solve for x
    x = 466,210,349.16/21,449.36
  6. Step 6: Final answer
    x = 21,735.40

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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.