Home / 28,735.08-43,010.27-15,374.73

Finding the Fourth Proportional to 28,735.08, 43,010.27 and 15,374.73

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Solution

The fourth proportional to 28,735.08, 43,010.27 and 15,374.73 is: 23,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735.08 : 43,010.27 = 15,374.73 : x
  2. Step 2: Convert to fraction form
    28,735.08/43,010.27 = 15,374.73/x
  3. Step 3: Cross multiply
    28,735.08x = 43,010.27 × 15,374.73
  4. Step 4: Simplify right side
    28,735.08x = 661,271,288.48
  5. Step 5: Solve for x
    x = 661,271,288.48/28,735.08
  6. Step 6: Final answer
    x = 23,012.68

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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.