Home / 14,405.55-21,614.70-6,091.30

Finding the Fourth Proportional to 14,405.55, 21,614.70 and 6,091.30

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Solution

The fourth proportional to 14,405.55, 21,614.70 and 6,091.30 is: 9,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.55 : 21,614.70 = 6,091.30 : x
  2. Step 2: Convert to fraction form
    14,405.55/21,614.70 = 6,091.30/x
  3. Step 3: Cross multiply
    14,405.55x = 21,614.70 × 6,091.30
  4. Step 4: Simplify right side
    14,405.55x = 131,661,637.71
  5. Step 5: Solve for x
    x = 131,661,637.71/14,405.55
  6. Step 6: Final answer
    x = 9,139.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.