Home / 34,835.52-48,072.21-18,919.62

Finding the Fourth Proportional to 34,835.52, 48,072.21 and 18,919.62

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Solution

The fourth proportional to 34,835.52, 48,072.21 and 18,919.62 is: 26,108.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.52 : 48,072.21 = 18,919.62 : x
  2. Step 2: Convert to fraction form
    34,835.52/48,072.21 = 18,919.62/x
  3. Step 3: Cross multiply
    34,835.52x = 48,072.21 × 18,919.62
  4. Step 4: Simplify right side
    34,835.52x = 909,507,945.76
  5. Step 5: Solve for x
    x = 909,507,945.76/34,835.52
  6. Step 6: Final answer
    x = 26,108.64

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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.