Home / 19,795.60-27,317.32-10,842.90

Finding the Fourth Proportional to 19,795.60, 27,317.32 and 10,842.90

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Solution

The fourth proportional to 19,795.60, 27,317.32 and 10,842.90 is: 14,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.60 : 27,317.32 = 10,842.90 : x
  2. Step 2: Convert to fraction form
    19,795.60/27,317.32 = 10,842.90/x
  3. Step 3: Cross multiply
    19,795.60x = 27,317.32 × 10,842.90
  4. Step 4: Simplify right side
    19,795.60x = 296,198,969.03
  5. Step 5: Solve for x
    x = 296,198,969.03/19,795.60
  6. Step 6: Final answer
    x = 14,962.87

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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.