Home / 40,745.28-56,230.02-22,840.65

Finding the Fourth Proportional to 40,745.28, 56,230.02 and 22,840.65

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Solution

The fourth proportional to 40,745.28, 56,230.02 and 22,840.65 is: 31,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,745.28 : 56,230.02 = 22,840.65 : x
  2. Step 2: Convert to fraction form
    40,745.28/56,230.02 = 22,840.65/x
  3. Step 3: Cross multiply
    40,745.28x = 56,230.02 × 22,840.65
  4. Step 4: Simplify right side
    40,745.28x = 1,284,330,206.31
  5. Step 5: Solve for x
    x = 1,284,330,206.31/40,745.28
  6. Step 6: Final answer
    x = 31,520.96

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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.