Home / 52,336.87-78,486.32-28,662.01

Finding the Fourth Proportional to 52,336.87, 78,486.32 and 28,662.01

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Solution

The fourth proportional to 52,336.87, 78,486.32 and 28,662.01 is: 42,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,336.87 : 78,486.32 = 28,662.01 : x
  2. Step 2: Convert to fraction form
    52,336.87/78,486.32 = 28,662.01/x
  3. Step 3: Cross multiply
    52,336.87x = 78,486.32 × 28,662.01
  4. Step 4: Simplify right side
    52,336.87x = 2,249,575,545.39
  5. Step 5: Solve for x
    x = 2,249,575,545.39/52,336.87
  6. Step 6: Final answer
    x = 42,982.62

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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.