Home / 16,832.40-23,211.93-10,867.15

Finding the Fourth Proportional to 16,832.40, 23,211.93 and 10,867.15

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Solution

The fourth proportional to 16,832.40, 23,211.93 and 10,867.15 is: 14,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.40 : 23,211.93 = 10,867.15 : x
  2. Step 2: Convert to fraction form
    16,832.40/23,211.93 = 10,867.15/x
  3. Step 3: Cross multiply
    16,832.40x = 23,211.93 × 10,867.15
  4. Step 4: Simplify right side
    16,832.40x = 252,247,525.10
  5. Step 5: Solve for x
    x = 252,247,525.10/16,832.40
  6. Step 6: Final answer
    x = 14,985.83

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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.