Home / 13,052.12-18,011.42-7,083.58

Finding the Fourth Proportional to 13,052.12, 18,011.42 and 7,083.58

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Solution

The fourth proportional to 13,052.12, 18,011.42 and 7,083.58 is: 9,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.12 : 18,011.42 = 7,083.58 : x
  2. Step 2: Convert to fraction form
    13,052.12/18,011.42 = 7,083.58/x
  3. Step 3: Cross multiply
    13,052.12x = 18,011.42 × 7,083.58
  4. Step 4: Simplify right side
    13,052.12x = 127,585,334.48
  5. Step 5: Solve for x
    x = 127,585,334.48/13,052.12
  6. Step 6: Final answer
    x = 9,775.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.