Home / 11,702.20-17,559.38-8,946.58

Finding the Fourth Proportional to 11,702.20, 17,559.38 and 8,946.58

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Solution

The fourth proportional to 11,702.20, 17,559.38 and 8,946.58 is: 13,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702.20 : 17,559.38 = 8,946.58 : x
  2. Step 2: Convert to fraction form
    11,702.20/17,559.38 = 8,946.58/x
  3. Step 3: Cross multiply
    11,702.20x = 17,559.38 × 8,946.58
  4. Step 4: Simplify right side
    11,702.20x = 157,096,397.92
  5. Step 5: Solve for x
    x = 157,096,397.92/11,702.20
  6. Step 6: Final answer
    x = 13,424.52

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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.