Home / 13,368.76-20,051.52-6,799.66

Finding the Fourth Proportional to 13,368.76, 20,051.52 and 6,799.66

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Solution

The fourth proportional to 13,368.76, 20,051.52 and 6,799.66 is: 10,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.76 : 20,051.52 = 6,799.66 : x
  2. Step 2: Convert to fraction form
    13,368.76/20,051.52 = 6,799.66/x
  3. Step 3: Cross multiply
    13,368.76x = 20,051.52 × 6,799.66
  4. Step 4: Simplify right side
    13,368.76x = 136,343,518.48
  5. Step 5: Solve for x
    x = 136,343,518.48/13,368.76
  6. Step 6: Final answer
    x = 10,198.67

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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.