Home / 51,559.18-77,322.30-16,490.50

Finding the Fourth Proportional to 51,559.18, 77,322.30 and 16,490.50

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Solution

The fourth proportional to 51,559.18, 77,322.30 and 16,490.50 is: 24,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,559.18 : 77,322.30 = 16,490.50 : x
  2. Step 2: Convert to fraction form
    51,559.18/77,322.30 = 16,490.50/x
  3. Step 3: Cross multiply
    51,559.18x = 77,322.30 × 16,490.50
  4. Step 4: Simplify right side
    51,559.18x = 1,275,083,388.15
  5. Step 5: Solve for x
    x = 1,275,083,388.15/51,559.18
  6. Step 6: Final answer
    x = 24,730.48

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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.