Home / 39,521.63-54,539.79-23,615.39

Finding the Fourth Proportional to 39,521.63, 54,539.79 and 23,615.39

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Solution

The fourth proportional to 39,521.63, 54,539.79 and 23,615.39 is: 32,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,521.63 : 54,539.79 = 23,615.39 : x
  2. Step 2: Convert to fraction form
    39,521.63/54,539.79 = 23,615.39/x
  3. Step 3: Cross multiply
    39,521.63x = 54,539.79 × 23,615.39
  4. Step 4: Simplify right side
    39,521.63x = 1,287,978,411.37
  5. Step 5: Solve for x
    x = 1,287,978,411.37/39,521.63
  6. Step 6: Final answer
    x = 32,589.20

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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.