Home / 56,656.75-84,986.93-17,214.21

Finding the Fourth Proportional to 56,656.75, 84,986.93 and 17,214.21

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Solution

The fourth proportional to 56,656.75, 84,986.93 and 17,214.21 is: 25,821.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656.75 : 84,986.93 = 17,214.21 : x
  2. Step 2: Convert to fraction form
    56,656.75/84,986.93 = 17,214.21/x
  3. Step 3: Cross multiply
    56,656.75x = 84,986.93 × 17,214.21
  4. Step 4: Simplify right side
    56,656.75x = 1,462,982,860.28
  5. Step 5: Solve for x
    x = 1,462,982,860.28/56,656.75
  6. Step 6: Final answer
    x = 25,821.86

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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.