Home / 29,482.06-40,684.53-16,906

Finding the Fourth Proportional to 29,482.06, 40,684.53 and 16,906

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Solution

The fourth proportional to 29,482.06, 40,684.53 and 16,906 is: 23,329.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.06 : 40,684.53 = 16,906 : x
  2. Step 2: Convert to fraction form
    29,482.06/40,684.53 = 16,906/x
  3. Step 3: Cross multiply
    29,482.06x = 40,684.53 × 16,906
  4. Step 4: Simplify right side
    29,482.06x = 687,812,664.18
  5. Step 5: Solve for x
    x = 687,812,664.18/29,482.06
  6. Step 6: Final answer
    x = 23,329.87

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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.