Home / 23,121.72-34,460.10-22,928.67

Finding the Fourth Proportional to 23,121.72, 34,460.10 and 22,928.67

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Solution

The fourth proportional to 23,121.72, 34,460.10 and 22,928.67 is: 34,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.72 : 34,460.10 = 22,928.67 : x
  2. Step 2: Convert to fraction form
    23,121.72/34,460.10 = 22,928.67/x
  3. Step 3: Cross multiply
    23,121.72x = 34,460.10 × 22,928.67
  4. Step 4: Simplify right side
    23,121.72x = 790,124,261.07
  5. Step 5: Solve for x
    x = 790,124,261.07/23,121.72
  6. Step 6: Final answer
    x = 34,172.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.