Home / 13,051.92-19,568.28-8,377.22

Finding the Fourth Proportional to 13,051.92, 19,568.28 and 8,377.22

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Solution

The fourth proportional to 13,051.92, 19,568.28 and 8,377.22 is: 12,559.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.92 : 19,568.28 = 8,377.22 : x
  2. Step 2: Convert to fraction form
    13,051.92/19,568.28 = 8,377.22/x
  3. Step 3: Cross multiply
    13,051.92x = 19,568.28 × 8,377.22
  4. Step 4: Simplify right side
    13,051.92x = 163,927,786.58
  5. Step 5: Solve for x
    x = 163,927,786.58/13,051.92
  6. Step 6: Final answer
    x = 12,559.67

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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.