Home / 23,400.24-32,271.30-15,450.49

Finding the Fourth Proportional to 23,400.24, 32,271.30 and 15,450.49

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Solution

The fourth proportional to 23,400.24, 32,271.30 and 15,450.49 is: 21,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.24 : 32,271.30 = 15,450.49 : x
  2. Step 2: Convert to fraction form
    23,400.24/32,271.30 = 15,450.49/x
  3. Step 3: Cross multiply
    23,400.24x = 32,271.30 × 15,450.49
  4. Step 4: Simplify right side
    23,400.24x = 498,607,397.94
  5. Step 5: Solve for x
    x = 498,607,397.94/23,400.24
  6. Step 6: Final answer
    x = 21,307.79

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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.