Home / 52,190.27-78,289.62-14,750.64

Finding the Fourth Proportional to 52,190.27, 78,289.62 and 14,750.64

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Solution

The fourth proportional to 52,190.27, 78,289.62 and 14,750.64 is: 22,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,190.27 : 78,289.62 = 14,750.64 : x
  2. Step 2: Convert to fraction form
    52,190.27/78,289.62 = 14,750.64/x
  3. Step 3: Cross multiply
    52,190.27x = 78,289.62 × 14,750.64
  4. Step 4: Simplify right side
    52,190.27x = 1,154,822,000.36
  5. Step 5: Solve for x
    x = 1,154,822,000.36/52,190.27
  6. Step 6: Final answer
    x = 22,127.15

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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.