Home / 39,015.40-58,494.30-16,810.60

Finding the Fourth Proportional to 39,015.40, 58,494.30 and 16,810.60

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Solution

The fourth proportional to 39,015.40, 58,494.30 and 16,810.60 is: 25,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,015.40 : 58,494.30 = 16,810.60 : x
  2. Step 2: Convert to fraction form
    39,015.40/58,494.30 = 16,810.60/x
  3. Step 3: Cross multiply
    39,015.40x = 58,494.30 × 16,810.60
  4. Step 4: Simplify right side
    39,015.40x = 983,324,279.58
  5. Step 5: Solve for x
    x = 983,324,279.58/39,015.40
  6. Step 6: Final answer
    x = 25,203.49

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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.