Home / 16,845.72-23,248.26-9,774.60

Finding the Fourth Proportional to 16,845.72, 23,248.26 and 9,774.60

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Solution

The fourth proportional to 16,845.72, 23,248.26 and 9,774.60 is: 13,489.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.72 : 23,248.26 = 9,774.60 : x
  2. Step 2: Convert to fraction form
    16,845.72/23,248.26 = 9,774.60/x
  3. Step 3: Cross multiply
    16,845.72x = 23,248.26 × 9,774.60
  4. Step 4: Simplify right side
    16,845.72x = 227,242,442.20
  5. Step 5: Solve for x
    x = 227,242,442.20/16,845.72
  6. Step 6: Final answer
    x = 13,489.62

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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.