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Finding the Fourth Proportional to 25,813.19, 38,723.84 and 11,022.19

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Solution

The fourth proportional to 25,813.19, 38,723.84 and 11,022.19 is: 16,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813.19 : 38,723.84 = 11,022.19 : x
  2. Step 2: Convert to fraction form
    25,813.19/38,723.84 = 11,022.19/x
  3. Step 3: Cross multiply
    25,813.19x = 38,723.84 × 11,022.19
  4. Step 4: Simplify right side
    25,813.19x = 426,821,411.42
  5. Step 5: Solve for x
    x = 426,821,411.42/25,813.19
  6. Step 6: Final answer
    x = 16,535.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.