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Finding the Fourth Proportional to 14,968.22, 22,448.88 and 7,574.27

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Solution

The fourth proportional to 14,968.22, 22,448.88 and 7,574.27 is: 11,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968.22 : 22,448.88 = 7,574.27 : x
  2. Step 2: Convert to fraction form
    14,968.22/22,448.88 = 7,574.27/x
  3. Step 3: Cross multiply
    14,968.22x = 22,448.88 × 7,574.27
  4. Step 4: Simplify right side
    14,968.22x = 170,033,766.07
  5. Step 5: Solve for x
    x = 170,033,766.07/14,968.22
  6. Step 6: Final answer
    x = 11,359.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.