Home / 11,723.01-16,185.30-10,461.90

Finding the Fourth Proportional to 11,723.01, 16,185.30 and 10,461.90

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Solution

The fourth proportional to 11,723.01, 16,185.30 and 10,461.90 is: 14,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.01 : 16,185.30 = 10,461.90 : x
  2. Step 2: Convert to fraction form
    11,723.01/16,185.30 = 10,461.90/x
  3. Step 3: Cross multiply
    11,723.01x = 16,185.30 × 10,461.90
  4. Step 4: Simplify right side
    11,723.01x = 169,328,979.34
  5. Step 5: Solve for x
    x = 169,328,979.34/11,723.01
  6. Step 6: Final answer
    x = 14,444.15

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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.