Home / 52,529.60-78,728.70-26,241.68

Finding the Fourth Proportional to 52,529.60, 78,728.70 and 26,241.68

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Solution

The fourth proportional to 52,529.60, 78,728.70 and 26,241.68 is: 39,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.60 : 78,728.70 = 26,241.68 : x
  2. Step 2: Convert to fraction form
    52,529.60/78,728.70 = 26,241.68/x
  3. Step 3: Cross multiply
    52,529.60x = 78,728.70 × 26,241.68
  4. Step 4: Simplify right side
    52,529.60x = 2,065,973,352.22
  5. Step 5: Solve for x
    x = 2,065,973,352.22/52,529.60
  6. Step 6: Final answer
    x = 39,329.70

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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.