Home / 19,946.38-29,941.45-8,267.80

Finding the Fourth Proportional to 19,946.38, 29,941.45 and 8,267.80

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Solution

The fourth proportional to 19,946.38, 29,941.45 and 8,267.80 is: 12,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.38 : 29,941.45 = 8,267.80 : x
  2. Step 2: Convert to fraction form
    19,946.38/29,941.45 = 8,267.80/x
  3. Step 3: Cross multiply
    19,946.38x = 29,941.45 × 8,267.80
  4. Step 4: Simplify right side
    19,946.38x = 247,549,878.97
  5. Step 5: Solve for x
    x = 247,549,878.97/19,946.38
  6. Step 6: Final answer
    x = 12,410.77

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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.