Home / 23,789.44-35,688-19,446.40

Finding the Fourth Proportional to 23,789.44, 35,688 and 19,446.40

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Solution

The fourth proportional to 23,789.44, 35,688 and 19,446.40 is: 29,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.44 : 35,688 = 19,446.40 : x
  2. Step 2: Convert to fraction form
    23,789.44/35,688 = 19,446.40/x
  3. Step 3: Cross multiply
    23,789.44x = 35,688 × 19,446.40
  4. Step 4: Simplify right side
    23,789.44x = 694,003,123.20
  5. Step 5: Solve for x
    x = 694,003,123.20/23,789.44
  6. Step 6: Final answer
    x = 29,172.74

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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.