Home / 15,524.15-21,283.53-15,244.35

Finding the Fourth Proportional to 15,524.15, 21,283.53 and 15,244.35

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Solution

The fourth proportional to 15,524.15, 21,283.53 and 15,244.35 is: 20,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.15 : 21,283.53 = 15,244.35 : x
  2. Step 2: Convert to fraction form
    15,524.15/21,283.53 = 15,244.35/x
  3. Step 3: Cross multiply
    15,524.15x = 21,283.53 × 15,244.35
  4. Step 4: Simplify right side
    15,524.15x = 324,453,580.56
  5. Step 5: Solve for x
    x = 324,453,580.56/15,524.15
  6. Step 6: Final answer
    x = 20,899.93

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.