Home / 14,589.37-21,878.71-5,226.88

Finding the Fourth Proportional to 14,589.37, 21,878.71 and 5,226.88

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Solution

The fourth proportional to 14,589.37, 21,878.71 and 5,226.88 is: 7,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,589.37 : 21,878.71 = 5,226.88 : x
  2. Step 2: Convert to fraction form
    14,589.37/21,878.71 = 5,226.88/x
  3. Step 3: Cross multiply
    14,589.37x = 21,878.71 × 5,226.88
  4. Step 4: Simplify right side
    14,589.37x = 114,357,364.98
  5. Step 5: Solve for x
    x = 114,357,364.98/14,589.37
  6. Step 6: Final answer
    x = 7,838.41

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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.