Home / 23,230.08-34,851.72-8,438.64

Finding the Fourth Proportional to 23,230.08, 34,851.72 and 8,438.64

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Solution

The fourth proportional to 23,230.08, 34,851.72 and 8,438.64 is: 12,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,230.08 : 34,851.72 = 8,438.64 : x
  2. Step 2: Convert to fraction form
    23,230.08/34,851.72 = 8,438.64/x
  3. Step 3: Cross multiply
    23,230.08x = 34,851.72 × 8,438.64
  4. Step 4: Simplify right side
    23,230.08x = 294,101,118.46
  5. Step 5: Solve for x
    x = 294,101,118.46/23,230.08
  6. Step 6: Final answer
    x = 12,660.36

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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.