Home / 52,009.75-71,773.39-28,136.41

Finding the Fourth Proportional to 52,009.75, 71,773.39 and 28,136.41

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Solution

The fourth proportional to 52,009.75, 71,773.39 and 28,136.41 is: 38,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,009.75 : 71,773.39 = 28,136.41 : x
  2. Step 2: Convert to fraction form
    52,009.75/71,773.39 = 28,136.41/x
  3. Step 3: Cross multiply
    52,009.75x = 71,773.39 × 28,136.41
  4. Step 4: Simplify right side
    52,009.75x = 2,019,445,787.59
  5. Step 5: Solve for x
    x = 2,019,445,787.59/52,009.75
  6. Step 6: Final answer
    x = 38,828.22

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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.