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Finding the Fourth Proportional to 52,898.40, 79,405.92 and 26,596.08

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Solution

The fourth proportional to 52,898.40, 79,405.92 and 26,596.08 is: 39,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,898.40 : 79,405.92 = 26,596.08 : x
  2. Step 2: Convert to fraction form
    52,898.40/79,405.92 = 26,596.08/x
  3. Step 3: Cross multiply
    52,898.40x = 79,405.92 × 26,596.08
  4. Step 4: Simplify right side
    52,898.40x = 2,111,886,200.79
  5. Step 5: Solve for x
    x = 2,111,886,200.79/52,898.40
  6. Step 6: Final answer
    x = 39,923.44

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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.