Home / 16,562.40-22,865.04-12,081.36

Finding the Fourth Proportional to 16,562.40, 22,865.04 and 12,081.36

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Solution

The fourth proportional to 16,562.40, 22,865.04 and 12,081.36 is: 16,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,562.40 : 22,865.04 = 12,081.36 : x
  2. Step 2: Convert to fraction form
    16,562.40/22,865.04 = 12,081.36/x
  3. Step 3: Cross multiply
    16,562.40x = 22,865.04 × 12,081.36
  4. Step 4: Simplify right side
    16,562.40x = 276,240,779.65
  5. Step 5: Solve for x
    x = 276,240,779.65/16,562.40
  6. Step 6: Final answer
    x = 16,678.79

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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.