Home / 19,268.80-26,589.64-10,884.76

Finding the Fourth Proportional to 19,268.80, 26,589.64 and 10,884.76

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Solution

The fourth proportional to 19,268.80, 26,589.64 and 10,884.76 is: 15,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.80 : 26,589.64 = 10,884.76 : x
  2. Step 2: Convert to fraction form
    19,268.80/26,589.64 = 10,884.76/x
  3. Step 3: Cross multiply
    19,268.80x = 26,589.64 × 10,884.76
  4. Step 4: Simplify right side
    19,268.80x = 289,421,849.89
  5. Step 5: Solve for x
    x = 289,421,849.89/19,268.80
  6. Step 6: Final answer
    x = 15,020.23

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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.