Home / 18,260.56-25,191.57-10,703.06

Finding the Fourth Proportional to 18,260.56, 25,191.57 and 10,703.06

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Solution

The fourth proportional to 18,260.56, 25,191.57 and 10,703.06 is: 14,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.56 : 25,191.57 = 10,703.06 : x
  2. Step 2: Convert to fraction form
    18,260.56/25,191.57 = 10,703.06/x
  3. Step 3: Cross multiply
    18,260.56x = 25,191.57 × 10,703.06
  4. Step 4: Simplify right side
    18,260.56x = 269,626,885.20
  5. Step 5: Solve for x
    x = 269,626,885.20/18,260.56
  6. Step 6: Final answer
    x = 14,765.53

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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.