Home / 40,636.80-56,077.02-22,728.42

Finding the Fourth Proportional to 40,636.80, 56,077.02 and 22,728.42

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Solution

The fourth proportional to 40,636.80, 56,077.02 and 22,728.42 is: 31,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,636.80 : 56,077.02 = 22,728.42 : x
  2. Step 2: Convert to fraction form
    40,636.80/56,077.02 = 22,728.42/x
  3. Step 3: Cross multiply
    40,636.80x = 56,077.02 × 22,728.42
  4. Step 4: Simplify right side
    40,636.80x = 1,274,542,062.91
  5. Step 5: Solve for x
    x = 1,274,542,062.91/40,636.80
  6. Step 6: Final answer
    x = 31,364.23

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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.