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Finding the Fourth Proportional to 14,762.74, 22,151.02 and 7,367.78

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Solution

The fourth proportional to 14,762.74, 22,151.02 and 7,367.78 is: 11,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.74 : 22,151.02 = 7,367.78 : x
  2. Step 2: Convert to fraction form
    14,762.74/22,151.02 = 7,367.78/x
  3. Step 3: Cross multiply
    14,762.74x = 22,151.02 × 7,367.78
  4. Step 4: Simplify right side
    14,762.74x = 163,203,842.14
  5. Step 5: Solve for x
    x = 163,203,842.14/14,762.74
  6. Step 6: Final answer
    x = 11,055.12

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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.