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Finding the Fourth Proportional to 52,586.94, 72,572.94 and 31,367.58

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Solution

The fourth proportional to 52,586.94, 72,572.94 and 31,367.58 is: 43,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,586.94 : 72,572.94 = 31,367.58 : x
  2. Step 2: Convert to fraction form
    52,586.94/72,572.94 = 31,367.58/x
  3. Step 3: Cross multiply
    52,586.94x = 72,572.94 × 31,367.58
  4. Step 4: Simplify right side
    52,586.94x = 2,276,437,501.29
  5. Step 5: Solve for x
    x = 2,276,437,501.29/52,586.94
  6. Step 6: Final answer
    x = 43,289.03

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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.