Home / 29,511.06-40,723.74-16,935

Finding the Fourth Proportional to 29,511.06, 40,723.74 and 16,935

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Solution

The fourth proportional to 29,511.06, 40,723.74 and 16,935 is: 23,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,511.06 : 40,723.74 = 16,935 : x
  2. Step 2: Convert to fraction form
    29,511.06/40,723.74 = 16,935/x
  3. Step 3: Cross multiply
    29,511.06x = 40,723.74 × 16,935
  4. Step 4: Simplify right side
    29,511.06x = 689,656,536.90
  5. Step 5: Solve for x
    x = 689,656,536.90/29,511.06
  6. Step 6: Final answer
    x = 23,369.43

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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.