Home / 25,518.96-35,214.36-14,342.64

Finding the Fourth Proportional to 25,518.96, 35,214.36 and 14,342.64

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Solution

The fourth proportional to 25,518.96, 35,214.36 and 14,342.64 is: 19,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.96 : 35,214.36 = 14,342.64 : x
  2. Step 2: Convert to fraction form
    25,518.96/35,214.36 = 14,342.64/x
  3. Step 3: Cross multiply
    25,518.96x = 35,214.36 × 14,342.64
  4. Step 4: Simplify right side
    25,518.96x = 505,066,888.31
  5. Step 5: Solve for x
    x = 505,066,888.31/25,518.96
  6. Step 6: Final answer
    x = 19,791.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.