Home / 25,919.85-35,769.54-14,589.57

Finding the Fourth Proportional to 25,919.85, 35,769.54 and 14,589.57

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Solution

The fourth proportional to 25,919.85, 35,769.54 and 14,589.57 is: 20,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,919.85 : 35,769.54 = 14,589.57 : x
  2. Step 2: Convert to fraction form
    25,919.85/35,769.54 = 14,589.57/x
  3. Step 3: Cross multiply
    25,919.85x = 35,769.54 × 14,589.57
  4. Step 4: Simplify right side
    25,919.85x = 521,862,207.70
  5. Step 5: Solve for x
    x = 521,862,207.70/25,919.85
  6. Step 6: Final answer
    x = 20,133.69

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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.