Home / 14,295.90-21,440.37-5,971.39

Finding the Fourth Proportional to 14,295.90, 21,440.37 and 5,971.39

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Solution

The fourth proportional to 14,295.90, 21,440.37 and 5,971.39 is: 8,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.90 : 21,440.37 = 5,971.39 : x
  2. Step 2: Convert to fraction form
    14,295.90/21,440.37 = 5,971.39/x
  3. Step 3: Cross multiply
    14,295.90x = 21,440.37 × 5,971.39
  4. Step 4: Simplify right side
    14,295.90x = 128,028,811.01
  5. Step 5: Solve for x
    x = 128,028,811.01/14,295.90
  6. Step 6: Final answer
    x = 8,955.63

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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.