Home / 17,115.27-23,606.06-14,729.21

Finding the Fourth Proportional to 17,115.27, 23,606.06 and 14,729.21

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Solution

The fourth proportional to 17,115.27, 23,606.06 and 14,729.21 is: 20,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.27 : 23,606.06 = 14,729.21 : x
  2. Step 2: Convert to fraction form
    17,115.27/23,606.06 = 14,729.21/x
  3. Step 3: Cross multiply
    17,115.27x = 23,606.06 × 14,729.21
  4. Step 4: Simplify right side
    17,115.27x = 347,698,615.01
  5. Step 5: Solve for x
    x = 347,698,615.01/17,115.27
  6. Step 6: Final answer
    x = 20,315.11

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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.