Home / 34,020.90-51,030.99-10,647.54

Finding the Fourth Proportional to 34,020.90, 51,030.99 and 10,647.54

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Solution

The fourth proportional to 34,020.90, 51,030.99 and 10,647.54 is: 15,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,020.90 : 51,030.99 = 10,647.54 : x
  2. Step 2: Convert to fraction form
    34,020.90/51,030.99 = 10,647.54/x
  3. Step 3: Cross multiply
    34,020.90x = 51,030.99 × 10,647.54
  4. Step 4: Simplify right side
    34,020.90x = 543,354,507.26
  5. Step 5: Solve for x
    x = 543,354,507.26/34,020.90
  6. Step 6: Final answer
    x = 15,971.20

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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.