Home / 19,325.99-26,624.34-18,163.46

Finding the Fourth Proportional to 19,325.99, 26,624.34 and 18,163.46

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Solution

The fourth proportional to 19,325.99, 26,624.34 and 18,163.46 is: 25,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.99 : 26,624.34 = 18,163.46 : x
  2. Step 2: Convert to fraction form
    19,325.99/26,624.34 = 18,163.46/x
  3. Step 3: Cross multiply
    19,325.99x = 26,624.34 × 18,163.46
  4. Step 4: Simplify right side
    19,325.99x = 483,590,001.49
  5. Step 5: Solve for x
    x = 483,590,001.49/19,325.99
  6. Step 6: Final answer
    x = 25,022.79

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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.