Home / 17,412.09-26,122.18-13,867.63

Finding the Fourth Proportional to 17,412.09, 26,122.18 and 13,867.63

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Solution

The fourth proportional to 17,412.09, 26,122.18 and 13,867.63 is: 20,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.09 : 26,122.18 = 13,867.63 : x
  2. Step 2: Convert to fraction form
    17,412.09/26,122.18 = 13,867.63/x
  3. Step 3: Cross multiply
    17,412.09x = 26,122.18 × 13,867.63
  4. Step 4: Simplify right side
    17,412.09x = 362,252,596.42
  5. Step 5: Solve for x
    x = 362,252,596.42/17,412.09
  6. Step 6: Final answer
    x = 20,804.67

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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.