Home / 52,289.08-78,389.56-22,684.64

Finding the Fourth Proportional to 52,289.08, 78,389.56 and 22,684.64

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Solution

The fourth proportional to 52,289.08, 78,389.56 and 22,684.64 is: 34,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.08 : 78,389.56 = 22,684.64 : x
  2. Step 2: Convert to fraction form
    52,289.08/78,389.56 = 22,684.64/x
  3. Step 3: Cross multiply
    52,289.08x = 78,389.56 × 22,684.64
  4. Step 4: Simplify right side
    52,289.08x = 1,778,238,948.36
  5. Step 5: Solve for x
    x = 1,778,238,948.36/52,289.08
  6. Step 6: Final answer
    x = 34,007.85

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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.