Home / 47,513.88-65,515.50-35,538.84

Finding the Fourth Proportional to 47,513.88, 65,515.50 and 35,538.84

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Solution

The fourth proportional to 47,513.88, 65,515.50 and 35,538.84 is: 49,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,513.88 : 65,515.50 = 35,538.84 : x
  2. Step 2: Convert to fraction form
    47,513.88/65,515.50 = 35,538.84/x
  3. Step 3: Cross multiply
    47,513.88x = 65,515.50 × 35,538.84
  4. Step 4: Simplify right side
    47,513.88x = 2,328,344,872.02
  5. Step 5: Solve for x
    x = 2,328,344,872.02/47,513.88
  6. Step 6: Final answer
    x = 49,003.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.