Home / 35,409.20-53,089.18-15,676.98

Finding the Fourth Proportional to 35,409.20, 53,089.18 and 15,676.98

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Solution

The fourth proportional to 35,409.20, 53,089.18 and 15,676.98 is: 23,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.20 : 53,089.18 = 15,676.98 : x
  2. Step 2: Convert to fraction form
    35,409.20/53,089.18 = 15,676.98/x
  3. Step 3: Cross multiply
    35,409.20x = 53,089.18 × 15,676.98
  4. Step 4: Simplify right side
    35,409.20x = 832,278,013.08
  5. Step 5: Solve for x
    x = 832,278,013.08/35,409.20
  6. Step 6: Final answer
    x = 23,504.57

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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.