Home / 18,194.30-25,094.69-12,530.84

Finding the Fourth Proportional to 18,194.30, 25,094.69 and 12,530.84

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Solution

The fourth proportional to 18,194.30, 25,094.69 and 12,530.84 is: 17,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.30 : 25,094.69 = 12,530.84 : x
  2. Step 2: Convert to fraction form
    18,194.30/25,094.69 = 12,530.84/x
  3. Step 3: Cross multiply
    18,194.30x = 25,094.69 × 12,530.84
  4. Step 4: Simplify right side
    18,194.30x = 314,457,545.24
  5. Step 5: Solve for x
    x = 314,457,545.24/18,194.30
  6. Step 6: Final answer
    x = 17,283.30

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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.