Home / 53,362.18-80,047.26-15,919.30

Finding the Fourth Proportional to 53,362.18, 80,047.26 and 15,919.30

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Solution

The fourth proportional to 53,362.18, 80,047.26 and 15,919.30 is: 23,880.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,362.18 : 80,047.26 = 15,919.30 : x
  2. Step 2: Convert to fraction form
    53,362.18/80,047.26 = 15,919.30/x
  3. Step 3: Cross multiply
    53,362.18x = 80,047.26 × 15,919.30
  4. Step 4: Simplify right side
    53,362.18x = 1,274,296,346.12
  5. Step 5: Solve for x
    x = 1,274,296,346.12/53,362.18
  6. Step 6: Final answer
    x = 23,880.14

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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.