Home / 14,076.78-21,115.18-6,068.26

Finding the Fourth Proportional to 14,076.78, 21,115.18 and 6,068.26

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Solution

The fourth proportional to 14,076.78, 21,115.18 and 6,068.26 is: 9,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.78 : 21,115.18 = 6,068.26 : x
  2. Step 2: Convert to fraction form
    14,076.78/21,115.18 = 6,068.26/x
  3. Step 3: Cross multiply
    14,076.78x = 21,115.18 × 6,068.26
  4. Step 4: Simplify right side
    14,076.78x = 128,132,402.19
  5. Step 5: Solve for x
    x = 128,132,402.19/14,076.78
  6. Step 6: Final answer
    x = 9,102.39

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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.