Home / 19,068.36-28,607.10-7,968.92

Finding the Fourth Proportional to 19,068.36, 28,607.10 and 7,968.92

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Solution

The fourth proportional to 19,068.36, 28,607.10 and 7,968.92 is: 11,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.36 : 28,607.10 = 7,968.92 : x
  2. Step 2: Convert to fraction form
    19,068.36/28,607.10 = 7,968.92/x
  3. Step 3: Cross multiply
    19,068.36x = 28,607.10 × 7,968.92
  4. Step 4: Simplify right side
    19,068.36x = 227,967,691.33
  5. Step 5: Solve for x
    x = 227,967,691.33/19,068.36
  6. Step 6: Final answer
    x = 11,955.29

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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.