Home / 14,250.96-21,376.53-4,390.22

Finding the Fourth Proportional to 14,250.96, 21,376.53 and 4,390.22

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Solution

The fourth proportional to 14,250.96, 21,376.53 and 4,390.22 is: 6,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.96 : 21,376.53 = 4,390.22 : x
  2. Step 2: Convert to fraction form
    14,250.96/21,376.53 = 4,390.22/x
  3. Step 3: Cross multiply
    14,250.96x = 21,376.53 × 4,390.22
  4. Step 4: Simplify right side
    14,250.96x = 93,847,562.65
  5. Step 5: Solve for x
    x = 93,847,562.65/14,250.96
  6. Step 6: Final answer
    x = 6,585.35

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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.