Home / 14,436.81-19,922.91-8,468.58

Finding the Fourth Proportional to 14,436.81, 19,922.91 and 8,468.58

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Solution

The fourth proportional to 14,436.81, 19,922.91 and 8,468.58 is: 11,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.81 : 19,922.91 = 8,468.58 : x
  2. Step 2: Convert to fraction form
    14,436.81/19,922.91 = 8,468.58/x
  3. Step 3: Cross multiply
    14,436.81x = 19,922.91 × 8,468.58
  4. Step 4: Simplify right side
    14,436.81x = 168,718,757.17
  5. Step 5: Solve for x
    x = 168,718,757.17/14,436.81
  6. Step 6: Final answer
    x = 11,686.71

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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.