Home / 14,438.97-19,926.66-8,065.55

Finding the Fourth Proportional to 14,438.97, 19,926.66 and 8,065.55

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Solution

The fourth proportional to 14,438.97, 19,926.66 and 8,065.55 is: 11,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.97 : 19,926.66 = 8,065.55 : x
  2. Step 2: Convert to fraction form
    14,438.97/19,926.66 = 8,065.55/x
  3. Step 3: Cross multiply
    14,438.97x = 19,926.66 × 8,065.55
  4. Step 4: Simplify right side
    14,438.97x = 160,719,372.93
  5. Step 5: Solve for x
    x = 160,719,372.93/14,438.97
  6. Step 6: Final answer
    x = 11,130.94

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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.