Home / 47,889.48-66,087.12-27,745.93

Finding the Fourth Proportional to 47,889.48, 66,087.12 and 27,745.93

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Solution

The fourth proportional to 47,889.48, 66,087.12 and 27,745.93 is: 38,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,889.48 : 66,087.12 = 27,745.93 : x
  2. Step 2: Convert to fraction form
    47,889.48/66,087.12 = 27,745.93/x
  3. Step 3: Cross multiply
    47,889.48x = 66,087.12 × 27,745.93
  4. Step 4: Simplify right side
    47,889.48x = 1,833,648,605.42
  5. Step 5: Solve for x
    x = 1,833,648,605.42/47,889.48
  6. Step 6: Final answer
    x = 38,289.17

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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.