Home / 49,572.84-68,406.30-28,347.96

Finding the Fourth Proportional to 49,572.84, 68,406.30 and 28,347.96

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Solution

The fourth proportional to 49,572.84, 68,406.30 and 28,347.96 is: 39,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,572.84 : 68,406.30 = 28,347.96 : x
  2. Step 2: Convert to fraction form
    49,572.84/68,406.30 = 28,347.96/x
  3. Step 3: Cross multiply
    49,572.84x = 68,406.30 × 28,347.96
  4. Step 4: Simplify right side
    49,572.84x = 1,939,179,056.15
  5. Step 5: Solve for x
    x = 1,939,179,056.15/49,572.84
  6. Step 6: Final answer
    x = 39,117.77

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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.