Home / 14,357.13-21,536.93-3,968.88

Finding the Fourth Proportional to 14,357.13, 21,536.93 and 3,968.88

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Solution

The fourth proportional to 14,357.13, 21,536.93 and 3,968.88 is: 5,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.13 : 21,536.93 = 3,968.88 : x
  2. Step 2: Convert to fraction form
    14,357.13/21,536.93 = 3,968.88/x
  3. Step 3: Cross multiply
    14,357.13x = 21,536.93 × 3,968.88
  4. Step 4: Simplify right side
    14,357.13x = 85,477,490.74
  5. Step 5: Solve for x
    x = 85,477,490.74/14,357.13
  6. Step 6: Final answer
    x = 5,953.66

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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.