Home / 52,477.92-78,716.47-15,038.02

Finding the Fourth Proportional to 52,477.92, 78,716.47 and 15,038.02

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Solution

The fourth proportional to 52,477.92, 78,716.47 and 15,038.02 is: 22,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.92 : 78,716.47 = 15,038.02 : x
  2. Step 2: Convert to fraction form
    52,477.92/78,716.47 = 15,038.02/x
  3. Step 3: Cross multiply
    52,477.92x = 78,716.47 × 15,038.02
  4. Step 4: Simplify right side
    52,477.92x = 1,183,739,850.19
  5. Step 5: Solve for x
    x = 1,183,739,850.19/52,477.92
  6. Step 6: Final answer
    x = 22,556.91

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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.