Home / 19,407.08-29,086.28-8,300.73

Finding the Fourth Proportional to 19,407.08, 29,086.28 and 8,300.73

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Solution

The fourth proportional to 19,407.08, 29,086.28 and 8,300.73 is: 12,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.08 : 29,086.28 = 8,300.73 : x
  2. Step 2: Convert to fraction form
    19,407.08/29,086.28 = 8,300.73/x
  3. Step 3: Cross multiply
    19,407.08x = 29,086.28 × 8,300.73
  4. Step 4: Simplify right side
    19,407.08x = 241,437,356.98
  5. Step 5: Solve for x
    x = 241,437,356.98/19,407.08
  6. Step 6: Final answer
    x = 12,440.68

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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.