Home / 16,290.46-22,479.49-9,576.37

Finding the Fourth Proportional to 16,290.46, 22,479.49 and 9,576.37

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Solution

The fourth proportional to 16,290.46, 22,479.49 and 9,576.37 is: 13,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.46 : 22,479.49 = 9,576.37 : x
  2. Step 2: Convert to fraction form
    16,290.46/22,479.49 = 9,576.37/x
  3. Step 3: Cross multiply
    16,290.46x = 22,479.49 × 9,576.37
  4. Step 4: Simplify right side
    16,290.46x = 215,271,913.65
  5. Step 5: Solve for x
    x = 215,271,913.65/16,290.46
  6. Step 6: Final answer
    x = 13,214.60

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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.