Home / 15,288.44-22,893.78-14,005.40

Finding the Fourth Proportional to 15,288.44, 22,893.78 and 14,005.40

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Solution

The fourth proportional to 15,288.44, 22,893.78 and 14,005.40 is: 20,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.44 : 22,893.78 = 14,005.40 : x
  2. Step 2: Convert to fraction form
    15,288.44/22,893.78 = 14,005.40/x
  3. Step 3: Cross multiply
    15,288.44x = 22,893.78 × 14,005.40
  4. Step 4: Simplify right side
    15,288.44x = 320,636,546.41
  5. Step 5: Solve for x
    x = 320,636,546.41/15,288.44
  6. Step 6: Final answer
    x = 20,972.48

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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.