Home / 52,040.08-78,068.22-16,971.56

Finding the Fourth Proportional to 52,040.08, 78,068.22 and 16,971.56

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Solution

The fourth proportional to 52,040.08, 78,068.22 and 16,971.56 is: 25,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,040.08 : 78,068.22 = 16,971.56 : x
  2. Step 2: Convert to fraction form
    52,040.08/78,068.22 = 16,971.56/x
  3. Step 3: Cross multiply
    52,040.08x = 78,068.22 × 16,971.56
  4. Step 4: Simplify right side
    52,040.08x = 1,324,939,479.82
  5. Step 5: Solve for x
    x = 1,324,939,479.82/52,040.08
  6. Step 6: Final answer
    x = 25,459.98

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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.