Home / 15,590.62-21,533.00-11,360.60

Finding the Fourth Proportional to 15,590.62, 21,533.00 and 11,360.60

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Solution

The fourth proportional to 15,590.62, 21,533.00 and 11,360.60 is: 15,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.62 : 21,533.00 = 11,360.60 : x
  2. Step 2: Convert to fraction form
    15,590.62/21,533.00 = 11,360.60/x
  3. Step 3: Cross multiply
    15,590.62x = 21,533.00 × 11,360.60
  4. Step 4: Simplify right side
    15,590.62x = 244,627,743.00
  5. Step 5: Solve for x
    x = 244,627,743.00/15,590.62
  6. Step 6: Final answer
    x = 15,690.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.