Home / 19,662.60-29,429.10-15,256.20

Finding the Fourth Proportional to 19,662.60, 29,429.10 and 15,256.20

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Solution

The fourth proportional to 19,662.60, 29,429.10 and 15,256.20 is: 22,834.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.60 : 29,429.10 = 15,256.20 : x
  2. Step 2: Convert to fraction form
    19,662.60/29,429.10 = 15,256.20/x
  3. Step 3: Cross multiply
    19,662.60x = 29,429.10 × 15,256.20
  4. Step 4: Simplify right side
    19,662.60x = 448,976,235.42
  5. Step 5: Solve for x
    x = 448,976,235.42/19,662.60
  6. Step 6: Final answer
    x = 22,834.02

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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.