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Finding the Fourth Proportional to 39,674.63, 54,750.99 and 22,907.63

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Solution

The fourth proportional to 39,674.63, 54,750.99 and 22,907.63 is: 31,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674.63 : 54,750.99 = 22,907.63 : x
  2. Step 2: Convert to fraction form
    39,674.63/54,750.99 = 22,907.63/x
  3. Step 3: Cross multiply
    39,674.63x = 54,750.99 × 22,907.63
  4. Step 4: Simplify right side
    39,674.63x = 1,254,215,421.05
  5. Step 5: Solve for x
    x = 1,254,215,421.05/39,674.63
  6. Step 6: Final answer
    x = 31,612.53

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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.