Home / 47,463.71-71,160.42-28,739.35

Finding the Fourth Proportional to 47,463.71, 71,160.42 and 28,739.35

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Solution

The fourth proportional to 47,463.71, 71,160.42 and 28,739.35 is: 43,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,463.71 : 71,160.42 = 28,739.35 : x
  2. Step 2: Convert to fraction form
    47,463.71/71,160.42 = 28,739.35/x
  3. Step 3: Cross multiply
    47,463.71x = 71,160.42 × 28,739.35
  4. Step 4: Simplify right side
    47,463.71x = 2,045,104,216.53
  5. Step 5: Solve for x
    x = 2,045,104,216.53/47,463.71
  6. Step 6: Final answer
    x = 43,087.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.