Home / 14,453.70-21,680.56-4,065.45

Finding the Fourth Proportional to 14,453.70, 21,680.56 and 4,065.45

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Solution

The fourth proportional to 14,453.70, 21,680.56 and 4,065.45 is: 6,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.70 : 21,680.56 = 4,065.45 : x
  2. Step 2: Convert to fraction form
    14,453.70/21,680.56 = 4,065.45/x
  3. Step 3: Cross multiply
    14,453.70x = 21,680.56 × 4,065.45
  4. Step 4: Simplify right side
    14,453.70x = 88,141,232.65
  5. Step 5: Solve for x
    x = 88,141,232.65/14,453.70
  6. Step 6: Final answer
    x = 6,098.18

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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.