Home / 21,476.75-29,650.88-14,037.71

Finding the Fourth Proportional to 21,476.75, 29,650.88 and 14,037.71

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Solution

The fourth proportional to 21,476.75, 29,650.88 and 14,037.71 is: 19,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.75 : 29,650.88 = 14,037.71 : x
  2. Step 2: Convert to fraction form
    21,476.75/29,650.88 = 14,037.71/x
  3. Step 3: Cross multiply
    21,476.75x = 29,650.88 × 14,037.71
  4. Step 4: Simplify right side
    21,476.75x = 416,230,384.50
  5. Step 5: Solve for x
    x = 416,230,384.50/21,476.75
  6. Step 6: Final answer
    x = 19,380.51

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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.