Home / 19,308.29-26,647.94-10,813.64

Finding the Fourth Proportional to 19,308.29, 26,647.94 and 10,813.64

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Solution

The fourth proportional to 19,308.29, 26,647.94 and 10,813.64 is: 14,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.29 : 26,647.94 = 10,813.64 : x
  2. Step 2: Convert to fraction form
    19,308.29/26,647.94 = 10,813.64/x
  3. Step 3: Cross multiply
    19,308.29x = 26,647.94 × 10,813.64
  4. Step 4: Simplify right side
    19,308.29x = 288,161,323.56
  5. Step 5: Solve for x
    x = 288,161,323.56/19,308.29
  6. Step 6: Final answer
    x = 14,924.23

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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.