Home / 53,236.48-73,450.24-30,876.16

Finding the Fourth Proportional to 53,236.48, 73,450.24 and 30,876.16

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Solution

The fourth proportional to 53,236.48, 73,450.24 and 30,876.16 is: 42,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.48 : 73,450.24 = 30,876.16 : x
  2. Step 2: Convert to fraction form
    53,236.48/73,450.24 = 30,876.16/x
  3. Step 3: Cross multiply
    53,236.48x = 73,450.24 × 30,876.16
  4. Step 4: Simplify right side
    53,236.48x = 2,267,861,362.28
  5. Step 5: Solve for x
    x = 2,267,861,362.28/53,236.48
  6. Step 6: Final answer
    x = 42,599.76

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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.