Home / 40,623.80-56,060.45-22,718.60

Finding the Fourth Proportional to 40,623.80, 56,060.45 and 22,718.60

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Solution

The fourth proportional to 40,623.80, 56,060.45 and 22,718.60 is: 31,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.80 : 56,060.45 = 22,718.60 : x
  2. Step 2: Convert to fraction form
    40,623.80/56,060.45 = 22,718.60/x
  3. Step 3: Cross multiply
    40,623.80x = 56,060.45 × 22,718.60
  4. Step 4: Simplify right side
    40,623.80x = 1,273,614,939.37
  5. Step 5: Solve for x
    x = 1,273,614,939.37/40,623.80
  6. Step 6: Final answer
    x = 31,351.45

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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.