Home / 19,077.16-28,623.96-10,318.24

Finding the Fourth Proportional to 19,077.16, 28,623.96 and 10,318.24

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Solution

The fourth proportional to 19,077.16, 28,623.96 and 10,318.24 is: 15,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.16 : 28,623.96 = 10,318.24 : x
  2. Step 2: Convert to fraction form
    19,077.16/28,623.96 = 10,318.24/x
  3. Step 3: Cross multiply
    19,077.16x = 28,623.96 × 10,318.24
  4. Step 4: Simplify right side
    19,077.16x = 295,348,889.03
  5. Step 5: Solve for x
    x = 295,348,889.03/19,077.16
  6. Step 6: Final answer
    x = 15,481.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.