Home / 29,048.21-40,099.80-22,331.48

Finding the Fourth Proportional to 29,048.21, 40,099.80 and 22,331.48

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Solution

The fourth proportional to 29,048.21, 40,099.80 and 22,331.48 is: 30,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,048.21 : 40,099.80 = 22,331.48 : x
  2. Step 2: Convert to fraction form
    29,048.21/40,099.80 = 22,331.48/x
  3. Step 3: Cross multiply
    29,048.21x = 40,099.80 × 22,331.48
  4. Step 4: Simplify right side
    29,048.21x = 895,487,881.70
  5. Step 5: Solve for x
    x = 895,487,881.70/29,048.21
  6. Step 6: Final answer
    x = 30,827.64

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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.