Home / 19,495.20-29,244.65-5,455.23

Finding the Fourth Proportional to 19,495.20, 29,244.65 and 5,455.23

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Solution

The fourth proportional to 19,495.20, 29,244.65 and 5,455.23 is: 8,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.20 : 29,244.65 = 5,455.23 : x
  2. Step 2: Convert to fraction form
    19,495.20/29,244.65 = 5,455.23/x
  3. Step 3: Cross multiply
    19,495.20x = 29,244.65 × 5,455.23
  4. Step 4: Simplify right side
    19,495.20x = 159,536,292.02
  5. Step 5: Solve for x
    x = 159,536,292.02/19,495.20
  6. Step 6: Final answer
    x = 8,183.36

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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.