Home / 13,064.67-18,032.07-8,033.20

Finding the Fourth Proportional to 13,064.67, 18,032.07 and 8,033.20

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Solution

The fourth proportional to 13,064.67, 18,032.07 and 8,033.20 is: 11,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.67 : 18,032.07 = 8,033.20 : x
  2. Step 2: Convert to fraction form
    13,064.67/18,032.07 = 8,033.20/x
  3. Step 3: Cross multiply
    13,064.67x = 18,032.07 × 8,033.20
  4. Step 4: Simplify right side
    13,064.67x = 144,855,224.72
  5. Step 5: Solve for x
    x = 144,855,224.72/13,064.67
  6. Step 6: Final answer
    x = 11,087.55

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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.