Home / 22,975.08-31,704.15-12,903.26

Finding the Fourth Proportional to 22,975.08, 31,704.15 and 12,903.26

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Solution

The fourth proportional to 22,975.08, 31,704.15 and 12,903.26 is: 17,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975.08 : 31,704.15 = 12,903.26 : x
  2. Step 2: Convert to fraction form
    22,975.08/31,704.15 = 12,903.26/x
  3. Step 3: Cross multiply
    22,975.08x = 31,704.15 × 12,903.26
  4. Step 4: Simplify right side
    22,975.08x = 409,086,732.01
  5. Step 5: Solve for x
    x = 409,086,732.01/22,975.08
  6. Step 6: Final answer
    x = 17,805.67

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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.