Home / 52,755.79-72,804.26-28,882.39

Finding the Fourth Proportional to 52,755.79, 72,804.26 and 28,882.39

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Solution

The fourth proportional to 52,755.79, 72,804.26 and 28,882.39 is: 39,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,755.79 : 72,804.26 = 28,882.39 : x
  2. Step 2: Convert to fraction form
    52,755.79/72,804.26 = 28,882.39/x
  3. Step 3: Cross multiply
    52,755.79x = 72,804.26 × 28,882.39
  4. Step 4: Simplify right side
    52,755.79x = 2,102,761,030.98
  5. Step 5: Solve for x
    x = 2,102,761,030.98/52,755.79
  6. Step 6: Final answer
    x = 39,858.39

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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.