Home / 22,918.24-31,627.06-12,846.67

Finding the Fourth Proportional to 22,918.24, 31,627.06 and 12,846.67

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Solution

The fourth proportional to 22,918.24, 31,627.06 and 12,846.67 is: 17,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.24 : 31,627.06 = 12,846.67 : x
  2. Step 2: Convert to fraction form
    22,918.24/31,627.06 = 12,846.67/x
  3. Step 3: Cross multiply
    22,918.24x = 31,627.06 × 12,846.67
  4. Step 4: Simplify right side
    22,918.24x = 406,302,402.89
  5. Step 5: Solve for x
    x = 406,302,402.89/22,918.24
  6. Step 6: Final answer
    x = 17,728.34

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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.