Home / 47,455.11-71,187.54-17,897.82

Finding the Fourth Proportional to 47,455.11, 71,187.54 and 17,897.82

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Solution

The fourth proportional to 47,455.11, 71,187.54 and 17,897.82 is: 26,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,455.11 : 71,187.54 = 17,897.82 : x
  2. Step 2: Convert to fraction form
    47,455.11/71,187.54 = 17,897.82/x
  3. Step 3: Cross multiply
    47,455.11x = 71,187.54 × 17,897.82
  4. Step 4: Simplify right side
    47,455.11x = 1,274,101,777.16
  5. Step 5: Solve for x
    x = 1,274,101,777.16/47,455.11
  6. Step 6: Final answer
    x = 26,848.57

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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.