Home / 14,246.64-19,660.35-7,873.71

Finding the Fourth Proportional to 14,246.64, 19,660.35 and 7,873.71

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Solution

The fourth proportional to 14,246.64, 19,660.35 and 7,873.71 is: 10,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.64 : 19,660.35 = 7,873.71 : x
  2. Step 2: Convert to fraction form
    14,246.64/19,660.35 = 7,873.71/x
  3. Step 3: Cross multiply
    14,246.64x = 19,660.35 × 7,873.71
  4. Step 4: Simplify right side
    14,246.64x = 154,799,894.40
  5. Step 5: Solve for x
    x = 154,799,894.40/14,246.64
  6. Step 6: Final answer
    x = 10,865.71

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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.