Home / 14,002.31-21,002.93-3,472.36

Finding the Fourth Proportional to 14,002.31, 21,002.93 and 3,472.36

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Solution

The fourth proportional to 14,002.31, 21,002.93 and 3,472.36 is: 5,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.31 : 21,002.93 = 3,472.36 : x
  2. Step 2: Convert to fraction form
    14,002.31/21,002.93 = 3,472.36/x
  3. Step 3: Cross multiply
    14,002.31x = 21,002.93 × 3,472.36
  4. Step 4: Simplify right side
    14,002.31x = 72,929,677.17
  5. Step 5: Solve for x
    x = 72,929,677.17/14,002.31
  6. Step 6: Final answer
    x = 5,208.40

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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.