Home / 14,032.31-21,047.99-4,171.64

Finding the Fourth Proportional to 14,032.31, 21,047.99 and 4,171.64

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Solution

The fourth proportional to 14,032.31, 21,047.99 and 4,171.64 is: 6,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.31 : 21,047.99 = 4,171.64 : x
  2. Step 2: Convert to fraction form
    14,032.31/21,047.99 = 4,171.64/x
  3. Step 3: Cross multiply
    14,032.31x = 21,047.99 × 4,171.64
  4. Step 4: Simplify right side
    14,032.31x = 87,804,510.91
  5. Step 5: Solve for x
    x = 87,804,510.91/14,032.31
  6. Step 6: Final answer
    x = 6,257.31

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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.