Home / 35,378.48-53,052.16-18,734.63

Finding the Fourth Proportional to 35,378.48, 53,052.16 and 18,734.63

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Solution

The fourth proportional to 35,378.48, 53,052.16 and 18,734.63 is: 28,093.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,378.48 : 53,052.16 = 18,734.63 : x
  2. Step 2: Convert to fraction form
    35,378.48/53,052.16 = 18,734.63/x
  3. Step 3: Cross multiply
    35,378.48x = 53,052.16 × 18,734.63
  4. Step 4: Simplify right side
    35,378.48x = 993,912,674.09
  5. Step 5: Solve for x
    x = 993,912,674.09/35,378.48
  6. Step 6: Final answer
    x = 28,093.71

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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.