Home / 49,355.56-68,110.02-28,135.18

Finding the Fourth Proportional to 49,355.56, 68,110.02 and 28,135.18

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Solution

The fourth proportional to 49,355.56, 68,110.02 and 28,135.18 is: 38,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,355.56 : 68,110.02 = 28,135.18 : x
  2. Step 2: Convert to fraction form
    49,355.56/68,110.02 = 28,135.18/x
  3. Step 3: Cross multiply
    49,355.56x = 68,110.02 × 28,135.18
  4. Step 4: Simplify right side
    49,355.56x = 1,916,287,672.50
  5. Step 5: Solve for x
    x = 1,916,287,672.50/49,355.56
  6. Step 6: Final answer
    x = 38,826.18

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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.