Home / 52,669.11-72,683.40-28,795.98

Finding the Fourth Proportional to 52,669.11, 72,683.40 and 28,795.98

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Solution

The fourth proportional to 52,669.11, 72,683.40 and 28,795.98 is: 39,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,669.11 : 72,683.40 = 28,795.98 : x
  2. Step 2: Convert to fraction form
    52,669.11/72,683.40 = 28,795.98/x
  3. Step 3: Cross multiply
    52,669.11x = 72,683.40 × 28,795.98
  4. Step 4: Simplify right side
    52,669.11x = 2,092,989,624.75
  5. Step 5: Solve for x
    x = 2,092,989,624.75/52,669.11
  6. Step 6: Final answer
    x = 39,738.47

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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.