Home / 34,571.83-51,874.68-12,386.92

Finding the Fourth Proportional to 34,571.83, 51,874.68 and 12,386.92

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Solution

The fourth proportional to 34,571.83, 51,874.68 and 12,386.92 is: 18,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,571.83 : 51,874.68 = 12,386.92 : x
  2. Step 2: Convert to fraction form
    34,571.83/51,874.68 = 12,386.92/x
  3. Step 3: Cross multiply
    34,571.83x = 51,874.68 × 12,386.92
  4. Step 4: Simplify right side
    34,571.83x = 642,567,511.19
  5. Step 5: Solve for x
    x = 642,567,511.19/34,571.83
  6. Step 6: Final answer
    x = 18,586.45

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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.