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Finding the Fourth Proportional to 14,975.99, 22,477.78 and 7,585.60

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Solution

The fourth proportional to 14,975.99, 22,477.78 and 7,585.60 is: 11,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975.99 : 22,477.78 = 7,585.60 : x
  2. Step 2: Convert to fraction form
    14,975.99/22,477.78 = 7,585.60/x
  3. Step 3: Cross multiply
    14,975.99x = 22,477.78 × 7,585.60
  4. Step 4: Simplify right side
    14,975.99x = 170,507,447.97
  5. Step 5: Solve for x
    x = 170,507,447.97/14,975.99
  6. Step 6: Final answer
    x = 11,385.39

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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.