Home / 19,268.29-26,582.20-12,969.73

Finding the Fourth Proportional to 19,268.29, 26,582.20 and 12,969.73

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Solution

The fourth proportional to 19,268.29, 26,582.20 and 12,969.73 is: 17,892.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.29 : 26,582.20 = 12,969.73 : x
  2. Step 2: Convert to fraction form
    19,268.29/26,582.20 = 12,969.73/x
  3. Step 3: Cross multiply
    19,268.29x = 26,582.20 × 12,969.73
  4. Step 4: Simplify right side
    19,268.29x = 344,763,956.81
  5. Step 5: Solve for x
    x = 344,763,956.81/19,268.29
  6. Step 6: Final answer
    x = 17,892.82

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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.