Home / 12,825.42-19,256.03-6,590.72

Finding the Fourth Proportional to 12,825.42, 19,256.03 and 6,590.72

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Solution

The fourth proportional to 12,825.42, 19,256.03 and 6,590.72 is: 9,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.42 : 19,256.03 = 6,590.72 : x
  2. Step 2: Convert to fraction form
    12,825.42/19,256.03 = 6,590.72/x
  3. Step 3: Cross multiply
    12,825.42x = 19,256.03 × 6,590.72
  4. Step 4: Simplify right side
    12,825.42x = 126,910,972.81
  5. Step 5: Solve for x
    x = 126,910,972.81/12,825.42
  6. Step 6: Final answer
    x = 9,895.27

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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.