Home / 24,540.40-33,866.60-13,929.68

Finding the Fourth Proportional to 24,540.40, 33,866.60 and 13,929.68

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Solution

The fourth proportional to 24,540.40, 33,866.60 and 13,929.68 is: 19,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,540.40 : 33,866.60 = 13,929.68 : x
  2. Step 2: Convert to fraction form
    24,540.40/33,866.60 = 13,929.68/x
  3. Step 3: Cross multiply
    24,540.40x = 33,866.60 × 13,929.68
  4. Step 4: Simplify right side
    24,540.40x = 471,750,900.69
  5. Step 5: Solve for x
    x = 471,750,900.69/24,540.40
  6. Step 6: Final answer
    x = 19,223.44

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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.