Home / 49,126.10-67,794.25-28,709.35

Finding the Fourth Proportional to 49,126.10, 67,794.25 and 28,709.35

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Solution

The fourth proportional to 49,126.10, 67,794.25 and 28,709.35 is: 39,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,126.10 : 67,794.25 = 28,709.35 : x
  2. Step 2: Convert to fraction form
    49,126.10/67,794.25 = 28,709.35/x
  3. Step 3: Cross multiply
    49,126.10x = 67,794.25 × 28,709.35
  4. Step 4: Simplify right side
    49,126.10x = 1,946,329,045.15
  5. Step 5: Solve for x
    x = 1,946,329,045.15/49,126.10
  6. Step 6: Final answer
    x = 39,619.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.