Home / 19,106.16-26,355.96-12,030

Finding the Fourth Proportional to 19,106.16, 26,355.96 and 12,030

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Solution

The fourth proportional to 19,106.16, 26,355.96 and 12,030 is: 16,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.16 : 26,355.96 = 12,030 : x
  2. Step 2: Convert to fraction form
    19,106.16/26,355.96 = 12,030/x
  3. Step 3: Cross multiply
    19,106.16x = 26,355.96 × 12,030
  4. Step 4: Simplify right side
    19,106.16x = 317,062,198.80
  5. Step 5: Solve for x
    x = 317,062,198.80/19,106.16
  6. Step 6: Final answer
    x = 16,594.76

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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.