Home / 14,385.53-21,590.66-5,626.60

Finding the Fourth Proportional to 14,385.53, 21,590.66 and 5,626.60

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Solution

The fourth proportional to 14,385.53, 21,590.66 and 5,626.60 is: 8,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.53 : 21,590.66 = 5,626.60 : x
  2. Step 2: Convert to fraction form
    14,385.53/21,590.66 = 5,626.60/x
  3. Step 3: Cross multiply
    14,385.53x = 21,590.66 × 5,626.60
  4. Step 4: Simplify right side
    14,385.53x = 121,481,967.65
  5. Step 5: Solve for x
    x = 121,481,967.65/14,385.53
  6. Step 6: Final answer
    x = 8,444.73

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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.