Home / 47,265.98-65,187.32-28,399.46

Finding the Fourth Proportional to 47,265.98, 65,187.32 and 28,399.46

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Solution

The fourth proportional to 47,265.98, 65,187.32 and 28,399.46 is: 39,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,265.98 : 65,187.32 = 28,399.46 : x
  2. Step 2: Convert to fraction form
    47,265.98/65,187.32 = 28,399.46/x
  3. Step 3: Cross multiply
    47,265.98x = 65,187.32 × 28,399.46
  4. Step 4: Simplify right side
    47,265.98x = 1,851,284,686.85
  5. Step 5: Solve for x
    x = 1,851,284,686.85/47,265.98
  6. Step 6: Final answer
    x = 39,167.38

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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.