Home / 49,427.85-68,206.10-29,281.32

Finding the Fourth Proportional to 49,427.85, 68,206.10 and 29,281.32

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Solution

The fourth proportional to 49,427.85, 68,206.10 and 29,281.32 is: 40,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,427.85 : 68,206.10 = 29,281.32 : x
  2. Step 2: Convert to fraction form
    49,427.85/68,206.10 = 29,281.32/x
  3. Step 3: Cross multiply
    49,427.85x = 68,206.10 × 29,281.32
  4. Step 4: Simplify right side
    49,427.85x = 1,997,164,640.05
  5. Step 5: Solve for x
    x = 1,997,164,640.05/49,427.85
  6. Step 6: Final answer
    x = 40,405.65

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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.