Home / 16,818.12-23,206.80-10,011.12

Finding the Fourth Proportional to 16,818.12, 23,206.80 and 10,011.12

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Solution

The fourth proportional to 16,818.12, 23,206.80 and 10,011.12 is: 13,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.12 : 23,206.80 = 10,011.12 : x
  2. Step 2: Convert to fraction form
    16,818.12/23,206.80 = 10,011.12/x
  3. Step 3: Cross multiply
    16,818.12x = 23,206.80 × 10,011.12
  4. Step 4: Simplify right side
    16,818.12x = 232,326,059.62
  5. Step 5: Solve for x
    x = 232,326,059.62/16,818.12
  6. Step 6: Final answer
    x = 13,814.03

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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.