Home / 45,425.68-68,147.64-15,835.60

Finding the Fourth Proportional to 45,425.68, 68,147.64 and 15,835.60

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Solution

The fourth proportional to 45,425.68, 68,147.64 and 15,835.60 is: 23,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,425.68 : 68,147.64 = 15,835.60 : x
  2. Step 2: Convert to fraction form
    45,425.68/68,147.64 = 15,835.60/x
  3. Step 3: Cross multiply
    45,425.68x = 68,147.64 × 15,835.60
  4. Step 4: Simplify right side
    45,425.68x = 1,079,158,767.98
  5. Step 5: Solve for x
    x = 1,079,158,767.98/45,425.68
  6. Step 6: Final answer
    x = 23,756.58

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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.