Home / 47,857.58-65,974.98-33,666.38

Finding the Fourth Proportional to 47,857.58, 65,974.98 and 33,666.38

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Solution

The fourth proportional to 47,857.58, 65,974.98 and 33,666.38 is: 46,411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,857.58 : 65,974.98 = 33,666.38 : x
  2. Step 2: Convert to fraction form
    47,857.58/65,974.98 = 33,666.38/x
  3. Step 3: Cross multiply
    47,857.58x = 65,974.98 × 33,666.38
  4. Step 4: Simplify right side
    47,857.58x = 2,221,138,747.17
  5. Step 5: Solve for x
    x = 2,221,138,747.17/47,857.58
  6. Step 6: Final answer
    x = 46,411.43

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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.