Home / 19,843.60-29,765.40-15,464.34

Finding the Fourth Proportional to 19,843.60, 29,765.40 and 15,464.34

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Solution

The fourth proportional to 19,843.60, 29,765.40 and 15,464.34 is: 23,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,843.60 : 29,765.40 = 15,464.34 : x
  2. Step 2: Convert to fraction form
    19,843.60/29,765.40 = 15,464.34/x
  3. Step 3: Cross multiply
    19,843.60x = 29,765.40 × 15,464.34
  4. Step 4: Simplify right side
    19,843.60x = 460,302,265.84
  5. Step 5: Solve for x
    x = 460,302,265.84/19,843.60
  6. Step 6: Final answer
    x = 23,196.51

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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.