Home / 14,268.87-19,691.10-8,304.58

Finding the Fourth Proportional to 14,268.87, 19,691.10 and 8,304.58

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Solution

The fourth proportional to 14,268.87, 19,691.10 and 8,304.58 is: 11,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.87 : 19,691.10 = 8,304.58 : x
  2. Step 2: Convert to fraction form
    14,268.87/19,691.10 = 8,304.58/x
  3. Step 3: Cross multiply
    14,268.87x = 19,691.10 × 8,304.58
  4. Step 4: Simplify right side
    14,268.87x = 163,526,315.24
  5. Step 5: Solve for x
    x = 163,526,315.24/14,268.87
  6. Step 6: Final answer
    x = 11,460.35

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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.