Home / 20,033.09-27,614.98-14,989.67

Finding the Fourth Proportional to 20,033.09, 27,614.98 and 14,989.67

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Solution

The fourth proportional to 20,033.09, 27,614.98 and 14,989.67 is: 20,662.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.09 : 27,614.98 = 14,989.67 : x
  2. Step 2: Convert to fraction form
    20,033.09/27,614.98 = 14,989.67/x
  3. Step 3: Cross multiply
    20,033.09x = 27,614.98 × 14,989.67
  4. Step 4: Simplify right side
    20,033.09x = 413,939,437.26
  5. Step 5: Solve for x
    x = 413,939,437.26/20,033.09
  6. Step 6: Final answer
    x = 20,662.79

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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.