Home / 40,724.37-56,198.61-22,820.13

Finding the Fourth Proportional to 40,724.37, 56,198.61 and 22,820.13

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Solution

The fourth proportional to 40,724.37, 56,198.61 and 22,820.13 is: 31,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.37 : 56,198.61 = 22,820.13 : x
  2. Step 2: Convert to fraction form
    40,724.37/56,198.61 = 22,820.13/x
  3. Step 3: Cross multiply
    40,724.37x = 56,198.61 × 22,820.13
  4. Step 4: Simplify right side
    40,724.37x = 1,282,459,586.02
  5. Step 5: Solve for x
    x = 1,282,459,586.02/40,724.37
  6. Step 6: Final answer
    x = 31,491.21

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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.