Home / 16,899.42-23,309.10-11,864.76

Finding the Fourth Proportional to 16,899.42, 23,309.10 and 11,864.76

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Solution

The fourth proportional to 16,899.42, 23,309.10 and 11,864.76 is: 16,364.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.42 : 23,309.10 = 11,864.76 : x
  2. Step 2: Convert to fraction form
    16,899.42/23,309.10 = 11,864.76/x
  3. Step 3: Cross multiply
    16,899.42x = 23,309.10 × 11,864.76
  4. Step 4: Simplify right side
    16,899.42x = 276,556,877.32
  5. Step 5: Solve for x
    x = 276,556,877.32/16,899.42
  6. Step 6: Final answer
    x = 16,364.87

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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.