Home / 13,064.10-18,028.09-7,095.57

Finding the Fourth Proportional to 13,064.10, 18,028.09 and 7,095.57

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Solution

The fourth proportional to 13,064.10, 18,028.09 and 7,095.57 is: 9,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.10 : 18,028.09 = 7,095.57 : x
  2. Step 2: Convert to fraction form
    13,064.10/18,028.09 = 7,095.57/x
  3. Step 3: Cross multiply
    13,064.10x = 18,028.09 × 7,095.57
  4. Step 4: Simplify right side
    13,064.10x = 127,919,574.56
  5. Step 5: Solve for x
    x = 127,919,574.56/13,064.10
  6. Step 6: Final answer
    x = 9,791.69

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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.