Home / 16,091.58-22,206.40-9,803.96

Finding the Fourth Proportional to 16,091.58, 22,206.40 and 9,803.96

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Solution

The fourth proportional to 16,091.58, 22,206.40 and 9,803.96 is: 13,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.58 : 22,206.40 = 9,803.96 : x
  2. Step 2: Convert to fraction form
    16,091.58/22,206.40 = 9,803.96/x
  3. Step 3: Cross multiply
    16,091.58x = 22,206.40 × 9,803.96
  4. Step 4: Simplify right side
    16,091.58x = 217,710,657.34
  5. Step 5: Solve for x
    x = 217,710,657.34/16,091.58
  6. Step 6: Final answer
    x = 13,529.48

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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.