Home / 13,953.41-20,930.11-6,160.67

Finding the Fourth Proportional to 13,953.41, 20,930.11 and 6,160.67

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Solution

The fourth proportional to 13,953.41, 20,930.11 and 6,160.67 is: 9,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953.41 : 20,930.11 = 6,160.67 : x
  2. Step 2: Convert to fraction form
    13,953.41/20,930.11 = 6,160.67/x
  3. Step 3: Cross multiply
    13,953.41x = 20,930.11 × 6,160.67
  4. Step 4: Simplify right side
    13,953.41x = 128,943,500.77
  5. Step 5: Solve for x
    x = 128,943,500.77/13,953.41
  6. Step 6: Final answer
    x = 9,241.00

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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.