Home / 28,760.02-43,202.93-20,493.16

Finding the Fourth Proportional to 28,760.02, 43,202.93 and 20,493.16

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Solution

The fourth proportional to 28,760.02, 43,202.93 and 20,493.16 is: 30,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760.02 : 43,202.93 = 20,493.16 : x
  2. Step 2: Convert to fraction form
    28,760.02/43,202.93 = 20,493.16/x
  3. Step 3: Cross multiply
    28,760.02x = 43,202.93 × 20,493.16
  4. Step 4: Simplify right side
    28,760.02x = 885,364,556.96
  5. Step 5: Solve for x
    x = 885,364,556.96/28,760.02
  6. Step 6: Final answer
    x = 30,784.56

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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.