Home / 19,874.95-29,810.59-6,725.81

Finding the Fourth Proportional to 19,874.95, 29,810.59 and 6,725.81

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Solution

The fourth proportional to 19,874.95, 29,810.59 and 6,725.81 is: 10,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.95 : 29,810.59 = 6,725.81 : x
  2. Step 2: Convert to fraction form
    19,874.95/29,810.59 = 6,725.81/x
  3. Step 3: Cross multiply
    19,874.95x = 29,810.59 × 6,725.81
  4. Step 4: Simplify right side
    19,874.95x = 200,500,364.33
  5. Step 5: Solve for x
    x = 200,500,364.33/19,874.95
  6. Step 6: Final answer
    x = 10,088.09

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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.