Home / 49,641.45-68,506.73-28,427.55

Finding the Fourth Proportional to 49,641.45, 68,506.73 and 28,427.55

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Solution

The fourth proportional to 49,641.45, 68,506.73 and 28,427.55 is: 39,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,641.45 : 68,506.73 = 28,427.55 : x
  2. Step 2: Convert to fraction form
    49,641.45/68,506.73 = 28,427.55/x
  3. Step 3: Cross multiply
    49,641.45x = 68,506.73 × 28,427.55
  4. Step 4: Simplify right side
    49,641.45x = 1,947,478,492.41
  5. Step 5: Solve for x
    x = 1,947,478,492.41/49,641.45
  6. Step 6: Final answer
    x = 39,230.89

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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.