Home / 45,153.48-62,341.94-28,164.54

Finding the Fourth Proportional to 45,153.48, 62,341.94 and 28,164.54

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Solution

The fourth proportional to 45,153.48, 62,341.94 and 28,164.54 is: 38,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.48 : 62,341.94 = 28,164.54 : x
  2. Step 2: Convert to fraction form
    45,153.48/62,341.94 = 28,164.54/x
  3. Step 3: Cross multiply
    45,153.48x = 62,341.94 × 28,164.54
  4. Step 4: Simplify right side
    45,153.48x = 1,755,831,766.13
  5. Step 5: Solve for x
    x = 1,755,831,766.13/45,153.48
  6. Step 6: Final answer
    x = 38,885.86

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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.