Home / 14,035.42-21,040.17-5,263.66

Finding the Fourth Proportional to 14,035.42, 21,040.17 and 5,263.66

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Solution

The fourth proportional to 14,035.42, 21,040.17 and 5,263.66 is: 7,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.42 : 21,040.17 = 5,263.66 : x
  2. Step 2: Convert to fraction form
    14,035.42/21,040.17 = 5,263.66/x
  3. Step 3: Cross multiply
    14,035.42x = 21,040.17 × 5,263.66
  4. Step 4: Simplify right side
    14,035.42x = 110,748,301.22
  5. Step 5: Solve for x
    x = 110,748,301.22/14,035.42
  6. Step 6: Final answer
    x = 7,890.63

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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.