Home / 14,285.77-21,430.07-5,968.38

Finding the Fourth Proportional to 14,285.77, 21,430.07 and 5,968.38

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Solution

The fourth proportional to 14,285.77, 21,430.07 and 5,968.38 is: 8,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285.77 : 21,430.07 = 5,968.38 : x
  2. Step 2: Convert to fraction form
    14,285.77/21,430.07 = 5,968.38/x
  3. Step 3: Cross multiply
    14,285.77x = 21,430.07 × 5,968.38
  4. Step 4: Simplify right side
    14,285.77x = 127,902,874.09
  5. Step 5: Solve for x
    x = 127,902,874.09/14,285.77
  6. Step 6: Final answer
    x = 8,953.17

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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.