Home / 15,146.03-20,903.60-9,573.23

Finding the Fourth Proportional to 15,146.03, 20,903.60 and 9,573.23

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Solution

The fourth proportional to 15,146.03, 20,903.60 and 9,573.23 is: 13,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.03 : 20,903.60 = 9,573.23 : x
  2. Step 2: Convert to fraction form
    15,146.03/20,903.60 = 9,573.23/x
  3. Step 3: Cross multiply
    15,146.03x = 20,903.60 × 9,573.23
  4. Step 4: Simplify right side
    15,146.03x = 200,114,970.63
  5. Step 5: Solve for x
    x = 200,114,970.63/15,146.03
  6. Step 6: Final answer
    x = 13,212.37

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Half scale
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Double scale
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Similar ratio
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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.