Home / 35,107.90-52,660.23-8,812.06

Finding the Fourth Proportional to 35,107.90, 52,660.23 and 8,812.06

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Solution

The fourth proportional to 35,107.90, 52,660.23 and 8,812.06 is: 13,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.90 : 52,660.23 = 8,812.06 : x
  2. Step 2: Convert to fraction form
    35,107.90/52,660.23 = 8,812.06/x
  3. Step 3: Cross multiply
    35,107.90x = 52,660.23 × 8,812.06
  4. Step 4: Simplify right side
    35,107.90x = 464,045,106.37
  5. Step 5: Solve for x
    x = 464,045,106.37/35,107.90
  6. Step 6: Final answer
    x = 13,217.68

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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.