Home / 13,041.74-18,009.32-8,334.23

Finding the Fourth Proportional to 13,041.74, 18,009.32 and 8,334.23

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Solution

The fourth proportional to 13,041.74, 18,009.32 and 8,334.23 is: 11,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.74 : 18,009.32 = 8,334.23 : x
  2. Step 2: Convert to fraction form
    13,041.74/18,009.32 = 8,334.23/x
  3. Step 3: Cross multiply
    13,041.74x = 18,009.32 × 8,334.23
  4. Step 4: Simplify right side
    13,041.74x = 150,093,683.31
  5. Step 5: Solve for x
    x = 150,093,683.31/13,041.74
  6. Step 6: Final answer
    x = 11,508.72

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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.