Home / 35,898.46-53,858.67-18,380.68

Finding the Fourth Proportional to 35,898.46, 53,858.67 and 18,380.68

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Solution

The fourth proportional to 35,898.46, 53,858.67 and 18,380.68 is: 27,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,898.46 : 53,858.67 = 18,380.68 : x
  2. Step 2: Convert to fraction form
    35,898.46/53,858.67 = 18,380.68/x
  3. Step 3: Cross multiply
    35,898.46x = 53,858.67 × 18,380.68
  4. Step 4: Simplify right side
    35,898.46x = 989,958,978.50
  5. Step 5: Solve for x
    x = 989,958,978.50/35,898.46
  6. Step 6: Final answer
    x = 27,576.64

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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.