Home / 18,016.32-24,873.93-12,360.54

Finding the Fourth Proportional to 18,016.32, 24,873.93 and 12,360.54

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Solution

The fourth proportional to 18,016.32, 24,873.93 and 12,360.54 is: 17,065.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.32 : 24,873.93 = 12,360.54 : x
  2. Step 2: Convert to fraction form
    18,016.32/24,873.93 = 12,360.54/x
  3. Step 3: Cross multiply
    18,016.32x = 24,873.93 × 12,360.54
  4. Step 4: Simplify right side
    18,016.32x = 307,455,206.72
  5. Step 5: Solve for x
    x = 307,455,206.72/18,016.32
  6. Step 6: Final answer
    x = 17,065.37

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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.