Home / 41,670.84-57,529.36-28,770.26

Finding the Fourth Proportional to 41,670.84, 57,529.36 and 28,770.26

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Solution

The fourth proportional to 41,670.84, 57,529.36 and 28,770.26 is: 39,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,670.84 : 57,529.36 = 28,770.26 : x
  2. Step 2: Convert to fraction form
    41,670.84/57,529.36 = 28,770.26/x
  3. Step 3: Cross multiply
    41,670.84x = 57,529.36 × 28,770.26
  4. Step 4: Simplify right side
    41,670.84x = 1,655,134,644.83
  5. Step 5: Solve for x
    x = 1,655,134,644.83/41,670.84
  6. Step 6: Final answer
    x = 39,719.25

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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.