Home / 18,309.63-25,269.98-11,595.88

Finding the Fourth Proportional to 18,309.63, 25,269.98 and 11,595.88

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Solution

The fourth proportional to 18,309.63, 25,269.98 and 11,595.88 is: 16,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,309.63 : 25,269.98 = 11,595.88 : x
  2. Step 2: Convert to fraction form
    18,309.63/25,269.98 = 11,595.88/x
  3. Step 3: Cross multiply
    18,309.63x = 25,269.98 × 11,595.88
  4. Step 4: Simplify right side
    18,309.63x = 293,027,592.51
  5. Step 5: Solve for x
    x = 293,027,592.51/18,309.63
  6. Step 6: Final answer
    x = 16,004.02

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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.