Home / 14,911.42-20,565.18-10,654.60

Finding the Fourth Proportional to 14,911.42, 20,565.18 and 10,654.60

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Solution

The fourth proportional to 14,911.42, 20,565.18 and 10,654.60 is: 14,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.42 : 20,565.18 = 10,654.60 : x
  2. Step 2: Convert to fraction form
    14,911.42/20,565.18 = 10,654.60/x
  3. Step 3: Cross multiply
    14,911.42x = 20,565.18 × 10,654.60
  4. Step 4: Simplify right side
    14,911.42x = 219,113,766.83
  5. Step 5: Solve for x
    x = 219,113,766.83/14,911.42
  6. Step 6: Final answer
    x = 14,694.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.