Home / 14,276.42-19,702.16-8,227.56

Finding the Fourth Proportional to 14,276.42, 19,702.16 and 8,227.56

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Solution

The fourth proportional to 14,276.42, 19,702.16 and 8,227.56 is: 11,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.42 : 19,702.16 = 8,227.56 : x
  2. Step 2: Convert to fraction form
    14,276.42/19,702.16 = 8,227.56/x
  3. Step 3: Cross multiply
    14,276.42x = 19,702.16 × 8,227.56
  4. Step 4: Simplify right side
    14,276.42x = 162,100,703.53
  5. Step 5: Solve for x
    x = 162,100,703.53/14,276.42
  6. Step 6: Final answer
    x = 11,354.44

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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.