Home / 25,895.70-38,816.21-14,778.45

Finding the Fourth Proportional to 25,895.70, 38,816.21 and 14,778.45

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Solution

The fourth proportional to 25,895.70, 38,816.21 and 14,778.45 is: 22,152.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.70 : 38,816.21 = 14,778.45 : x
  2. Step 2: Convert to fraction form
    25,895.70/38,816.21 = 14,778.45/x
  3. Step 3: Cross multiply
    25,895.70x = 38,816.21 × 14,778.45
  4. Step 4: Simplify right side
    25,895.70x = 573,643,455.62
  5. Step 5: Solve for x
    x = 573,643,455.62/25,895.70
  6. Step 6: Final answer
    x = 22,152.07

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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.