Home / 12,442.60-18,650.94-6,526.36

Finding the Fourth Proportional to 12,442.60, 18,650.94 and 6,526.36

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Solution

The fourth proportional to 12,442.60, 18,650.94 and 6,526.36 is: 9,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.60 : 18,650.94 = 6,526.36 : x
  2. Step 2: Convert to fraction form
    12,442.60/18,650.94 = 6,526.36/x
  3. Step 3: Cross multiply
    12,442.60x = 18,650.94 × 6,526.36
  4. Step 4: Simplify right side
    12,442.60x = 121,722,748.78
  5. Step 5: Solve for x
    x = 121,722,748.78/12,442.60
  6. Step 6: Final answer
    x = 9,782.74

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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.