Home / 47,799.94-71,699.91-19,735.87

Finding the Fourth Proportional to 47,799.94, 71,699.91 and 19,735.87

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Solution

The fourth proportional to 47,799.94, 71,699.91 and 19,735.87 is: 29,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,799.94 : 71,699.91 = 19,735.87 : x
  2. Step 2: Convert to fraction form
    47,799.94/71,699.91 = 19,735.87/x
  3. Step 3: Cross multiply
    47,799.94x = 71,699.91 × 19,735.87
  4. Step 4: Simplify right side
    47,799.94x = 1,415,060,102.77
  5. Step 5: Solve for x
    x = 1,415,060,102.77/47,799.94
  6. Step 6: Final answer
    x = 29,603.81

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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.