Home / 14,266.30-21,411.60-6,380.95

Finding the Fourth Proportional to 14,266.30, 21,411.60 and 6,380.95

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Solution

The fourth proportional to 14,266.30, 21,411.60 and 6,380.95 is: 9,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.30 : 21,411.60 = 6,380.95 : x
  2. Step 2: Convert to fraction form
    14,266.30/21,411.60 = 6,380.95/x
  3. Step 3: Cross multiply
    14,266.30x = 21,411.60 × 6,380.95
  4. Step 4: Simplify right side
    14,266.30x = 136,626,349.02
  5. Step 5: Solve for x
    x = 136,626,349.02/14,266.30
  6. Step 6: Final answer
    x = 9,576.86

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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.