Home / 19,449.16-29,179.86-6,960.67

Finding the Fourth Proportional to 19,449.16, 29,179.86 and 6,960.67

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Solution

The fourth proportional to 19,449.16, 29,179.86 and 6,960.67 is: 10,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.16 : 29,179.86 = 6,960.67 : x
  2. Step 2: Convert to fraction form
    19,449.16/29,179.86 = 6,960.67/x
  3. Step 3: Cross multiply
    19,449.16x = 29,179.86 × 6,960.67
  4. Step 4: Simplify right side
    19,449.16x = 203,111,376.11
  5. Step 5: Solve for x
    x = 203,111,376.11/19,449.16
  6. Step 6: Final answer
    x = 10,443.20

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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.