Home / 12,073.38-18,106.33-5,829.51

Finding the Fourth Proportional to 12,073.38, 18,106.33 and 5,829.51

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Solution

The fourth proportional to 12,073.38, 18,106.33 and 5,829.51 is: 8,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.38 : 18,106.33 = 5,829.51 : x
  2. Step 2: Convert to fraction form
    12,073.38/18,106.33 = 5,829.51/x
  3. Step 3: Cross multiply
    12,073.38x = 18,106.33 × 5,829.51
  4. Step 4: Simplify right side
    12,073.38x = 105,551,074.19
  5. Step 5: Solve for x
    x = 105,551,074.19/12,073.38
  6. Step 6: Final answer
    x = 8,742.46

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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.