Home / 30,122.02-41,573.28-28,793.22

Finding the Fourth Proportional to 30,122.02, 41,573.28 and 28,793.22

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Solution

The fourth proportional to 30,122.02, 41,573.28 and 28,793.22 is: 39,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.02 : 41,573.28 = 28,793.22 : x
  2. Step 2: Convert to fraction form
    30,122.02/41,573.28 = 28,793.22/x
  3. Step 3: Cross multiply
    30,122.02x = 41,573.28 × 28,793.22
  4. Step 4: Simplify right side
    30,122.02x = 1,197,028,597.16
  5. Step 5: Solve for x
    x = 1,197,028,597.16/30,122.02
  6. Step 6: Final answer
    x = 39,739.32

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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.