Home / 56,122.92-84,166.23-18,672.94

Finding the Fourth Proportional to 56,122.92, 84,166.23 and 18,672.94

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Solution

The fourth proportional to 56,122.92, 84,166.23 and 18,672.94 is: 28,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.92 : 84,166.23 = 18,672.94 : x
  2. Step 2: Convert to fraction form
    56,122.92/84,166.23 = 18,672.94/x
  3. Step 3: Cross multiply
    56,122.92x = 84,166.23 × 18,672.94
  4. Step 4: Simplify right side
    56,122.92x = 1,571,630,962.82
  5. Step 5: Solve for x
    x = 1,571,630,962.82/56,122.92
  6. Step 6: Final answer
    x = 28,003.37

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1.5x scale

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.