Home / 19,269.45-26,589.30-10,771.23

Finding the Fourth Proportional to 19,269.45, 26,589.30 and 10,771.23

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Solution

The fourth proportional to 19,269.45, 26,589.30 and 10,771.23 is: 14,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.45 : 26,589.30 = 10,771.23 : x
  2. Step 2: Convert to fraction form
    19,269.45/26,589.30 = 10,771.23/x
  3. Step 3: Cross multiply
    19,269.45x = 26,589.30 × 10,771.23
  4. Step 4: Simplify right side
    19,269.45x = 286,399,465.84
  5. Step 5: Solve for x
    x = 286,399,465.84/19,269.45
  6. Step 6: Final answer
    x = 14,862.88

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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.