Home / 23,162.34-34,790.08-13,820.60

Finding the Fourth Proportional to 23,162.34, 34,790.08 and 13,820.60

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Solution

The fourth proportional to 23,162.34, 34,790.08 and 13,820.60 is: 20,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162.34 : 34,790.08 = 13,820.60 : x
  2. Step 2: Convert to fraction form
    23,162.34/34,790.08 = 13,820.60/x
  3. Step 3: Cross multiply
    23,162.34x = 34,790.08 × 13,820.60
  4. Step 4: Simplify right side
    23,162.34x = 480,819,779.65
  5. Step 5: Solve for x
    x = 480,819,779.65/23,162.34
  6. Step 6: Final answer
    x = 20,758.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.