Home / 13,155.01-19,717.93-6,566.67

Finding the Fourth Proportional to 13,155.01, 19,717.93 and 6,566.67

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Solution

The fourth proportional to 13,155.01, 19,717.93 and 6,566.67 is: 9,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155.01 : 19,717.93 = 6,566.67 : x
  2. Step 2: Convert to fraction form
    13,155.01/19,717.93 = 6,566.67/x
  3. Step 3: Cross multiply
    13,155.01x = 19,717.93 × 6,566.67
  4. Step 4: Simplify right side
    13,155.01x = 129,481,147.60
  5. Step 5: Solve for x
    x = 129,481,147.60/13,155.01
  6. Step 6: Final answer
    x = 9,842.73

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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.