Home / 13,065.08-18,029.57-7,096.68

Finding the Fourth Proportional to 13,065.08, 18,029.57 and 7,096.68

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Solution

The fourth proportional to 13,065.08, 18,029.57 and 7,096.68 is: 9,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.08 : 18,029.57 = 7,096.68 : x
  2. Step 2: Convert to fraction form
    13,065.08/18,029.57 = 7,096.68/x
  3. Step 3: Cross multiply
    13,065.08x = 18,029.57 × 7,096.68
  4. Step 4: Simplify right side
    13,065.08x = 127,950,053.34
  5. Step 5: Solve for x
    x = 127,950,053.34/13,065.08
  6. Step 6: Final answer
    x = 9,793.29

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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.