Home / 14,089.33-21,132.77-8,541.04

Finding the Fourth Proportional to 14,089.33, 21,132.77 and 8,541.04

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Solution

The fourth proportional to 14,089.33, 21,132.77 and 8,541.04 is: 12,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.33 : 21,132.77 = 8,541.04 : x
  2. Step 2: Convert to fraction form
    14,089.33/21,132.77 = 8,541.04/x
  3. Step 3: Cross multiply
    14,089.33x = 21,132.77 × 8,541.04
  4. Step 4: Simplify right side
    14,089.33x = 180,495,833.88
  5. Step 5: Solve for x
    x = 180,495,833.88/14,089.33
  6. Step 6: Final answer
    x = 12,810.82

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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.