Home / 13,727.52-18,897.48-12,045.96

Finding the Fourth Proportional to 13,727.52, 18,897.48 and 12,045.96

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Solution

The fourth proportional to 13,727.52, 18,897.48 and 12,045.96 is: 16,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.52 : 18,897.48 = 12,045.96 : x
  2. Step 2: Convert to fraction form
    13,727.52/18,897.48 = 12,045.96/x
  3. Step 3: Cross multiply
    13,727.52x = 18,897.48 × 12,045.96
  4. Step 4: Simplify right side
    13,727.52x = 227,638,288.18
  5. Step 5: Solve for x
    x = 227,638,288.18/13,727.52
  6. Step 6: Final answer
    x = 16,582.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.