Home / 21,235.44-29,318.40-14,532.24

Finding the Fourth Proportional to 21,235.44, 29,318.40 and 14,532.24

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Solution

The fourth proportional to 21,235.44, 29,318.40 and 14,532.24 is: 20,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,235.44 : 29,318.40 = 14,532.24 : x
  2. Step 2: Convert to fraction form
    21,235.44/29,318.40 = 14,532.24/x
  3. Step 3: Cross multiply
    21,235.44x = 29,318.40 × 14,532.24
  4. Step 4: Simplify right side
    21,235.44x = 426,062,025.22
  5. Step 5: Solve for x
    x = 426,062,025.22/21,235.44
  6. Step 6: Final answer
    x = 20,063.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.