Home / 52,049.55-78,026.46-18,761.49

Finding the Fourth Proportional to 52,049.55, 78,026.46 and 18,761.49

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Solution

The fourth proportional to 52,049.55, 78,026.46 and 18,761.49 is: 28,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,049.55 : 78,026.46 = 18,761.49 : x
  2. Step 2: Convert to fraction form
    52,049.55/78,026.46 = 18,761.49/x
  3. Step 3: Cross multiply
    52,049.55x = 78,026.46 × 18,761.49
  4. Step 4: Simplify right side
    52,049.55x = 1,463,892,649.03
  5. Step 5: Solve for x
    x = 1,463,892,649.03/52,049.55
  6. Step 6: Final answer
    x = 28,124.98

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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.