Home / 14,544.56-21,816.84-4,155.68

Finding the Fourth Proportional to 14,544.56, 21,816.84 and 4,155.68

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Solution

The fourth proportional to 14,544.56, 21,816.84 and 4,155.68 is: 6,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.56 : 21,816.84 = 4,155.68 : x
  2. Step 2: Convert to fraction form
    14,544.56/21,816.84 = 4,155.68/x
  3. Step 3: Cross multiply
    14,544.56x = 21,816.84 × 4,155.68
  4. Step 4: Simplify right side
    14,544.56x = 90,663,805.65
  5. Step 5: Solve for x
    x = 90,663,805.65/14,544.56
  6. Step 6: Final answer
    x = 6,233.52

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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.