Home / 42,447.21-63,626.43-23,699.76

Finding the Fourth Proportional to 42,447.21, 63,626.43 and 23,699.76

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Solution

The fourth proportional to 42,447.21, 63,626.43 and 23,699.76 is: 35,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.21 : 63,626.43 = 23,699.76 : x
  2. Step 2: Convert to fraction form
    42,447.21/63,626.43 = 23,699.76/x
  3. Step 3: Cross multiply
    42,447.21x = 63,626.43 × 23,699.76
  4. Step 4: Simplify right side
    42,447.21x = 1,507,931,120.66
  5. Step 5: Solve for x
    x = 1,507,931,120.66/42,447.21
  6. Step 6: Final answer
    x = 35,524.86

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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.