Home / 34,975.68-52,453.08-12,783.90

Finding the Fourth Proportional to 34,975.68, 52,453.08 and 12,783.90

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Solution

The fourth proportional to 34,975.68, 52,453.08 and 12,783.90 is: 19,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,975.68 : 52,453.08 = 12,783.90 : x
  2. Step 2: Convert to fraction form
    34,975.68/52,453.08 = 12,783.90/x
  3. Step 3: Cross multiply
    34,975.68x = 52,453.08 × 12,783.90
  4. Step 4: Simplify right side
    34,975.68x = 670,554,929.41
  5. Step 5: Solve for x
    x = 670,554,929.41/34,975.68
  6. Step 6: Final answer
    x = 19,172.03

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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.