Home / 29,541.42-44,312.37-20,815.50

Finding the Fourth Proportional to 29,541.42, 44,312.37 and 20,815.50

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Solution

The fourth proportional to 29,541.42, 44,312.37 and 20,815.50 is: 31,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,541.42 : 44,312.37 = 20,815.50 : x
  2. Step 2: Convert to fraction form
    29,541.42/44,312.37 = 20,815.50/x
  3. Step 3: Cross multiply
    29,541.42x = 44,312.37 × 20,815.50
  4. Step 4: Simplify right side
    29,541.42x = 922,384,137.74
  5. Step 5: Solve for x
    x = 922,384,137.74/29,541.42
  6. Step 6: Final answer
    x = 31,223.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.