Home / 25,913.70-35,778.34-19,565.94

Finding the Fourth Proportional to 25,913.70, 35,778.34 and 19,565.94

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Solution

The fourth proportional to 25,913.70, 35,778.34 and 19,565.94 is: 27,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.70 : 35,778.34 = 19,565.94 : x
  2. Step 2: Convert to fraction form
    25,913.70/35,778.34 = 19,565.94/x
  3. Step 3: Cross multiply
    25,913.70x = 35,778.34 × 19,565.94
  4. Step 4: Simplify right side
    25,913.70x = 700,036,853.74
  5. Step 5: Solve for x
    x = 700,036,853.74/25,913.70
  6. Step 6: Final answer
    x = 27,014.16

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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.