Home / 42,208.18-63,324.96-12,626.98

Finding the Fourth Proportional to 42,208.18, 63,324.96 and 12,626.98

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Solution

The fourth proportional to 42,208.18, 63,324.96 and 12,626.98 is: 18,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,208.18 : 63,324.96 = 12,626.98 : x
  2. Step 2: Convert to fraction form
    42,208.18/63,324.96 = 12,626.98/x
  3. Step 3: Cross multiply
    42,208.18x = 63,324.96 × 12,626.98
  4. Step 4: Simplify right side
    42,208.18x = 799,603,003.42
  5. Step 5: Solve for x
    x = 799,603,003.42/42,208.18
  6. Step 6: Final answer
    x = 18,944.27

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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.