Home / 19,455.70-26,847.76-11,498.67

Finding the Fourth Proportional to 19,455.70, 26,847.76 and 11,498.67

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Solution

The fourth proportional to 19,455.70, 26,847.76 and 11,498.67 is: 15,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.70 : 26,847.76 = 11,498.67 : x
  2. Step 2: Convert to fraction form
    19,455.70/26,847.76 = 11,498.67/x
  3. Step 3: Cross multiply
    19,455.70x = 26,847.76 × 11,498.67
  4. Step 4: Simplify right side
    19,455.70x = 308,713,532.48
  5. Step 5: Solve for x
    x = 308,713,532.48/19,455.70
  6. Step 6: Final answer
    x = 15,867.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.