Home / 14,112.77-21,152.54-5,788.67

Finding the Fourth Proportional to 14,112.77, 21,152.54 and 5,788.67

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Solution

The fourth proportional to 14,112.77, 21,152.54 and 5,788.67 is: 8,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.77 : 21,152.54 = 5,788.67 : x
  2. Step 2: Convert to fraction form
    14,112.77/21,152.54 = 5,788.67/x
  3. Step 3: Cross multiply
    14,112.77x = 21,152.54 × 5,788.67
  4. Step 4: Simplify right side
    14,112.77x = 122,444,982.43
  5. Step 5: Solve for x
    x = 122,444,982.43/14,112.77
  6. Step 6: Final answer
    x = 8,676.19

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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.