Home / 11,038.60-16,512.31-10,065.39

Finding the Fourth Proportional to 11,038.60, 16,512.31 and 10,065.39

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Solution

The fourth proportional to 11,038.60, 16,512.31 and 10,065.39 is: 15,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.60 : 16,512.31 = 10,065.39 : x
  2. Step 2: Convert to fraction form
    11,038.60/16,512.31 = 10,065.39/x
  3. Step 3: Cross multiply
    11,038.60x = 16,512.31 × 10,065.39
  4. Step 4: Simplify right side
    11,038.60x = 166,202,839.95
  5. Step 5: Solve for x
    x = 166,202,839.95/11,038.60
  6. Step 6: Final answer
    x = 15,056.51

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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.