Home / 19,489.38-29,237.13-6,338.67

Finding the Fourth Proportional to 19,489.38, 29,237.13 and 6,338.67

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Solution

The fourth proportional to 19,489.38, 29,237.13 and 6,338.67 is: 9,509.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489.38 : 29,237.13 = 6,338.67 : x
  2. Step 2: Convert to fraction form
    19,489.38/29,237.13 = 6,338.67/x
  3. Step 3: Cross multiply
    19,489.38x = 29,237.13 × 6,338.67
  4. Step 4: Simplify right side
    19,489.38x = 185,324,518.82
  5. Step 5: Solve for x
    x = 185,324,518.82/19,489.38
  6. Step 6: Final answer
    x = 9,509.00

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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.