Home / 47,002.23-70,486.92-18,914.99

Finding the Fourth Proportional to 47,002.23, 70,486.92 and 18,914.99

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Solution

The fourth proportional to 47,002.23, 70,486.92 and 18,914.99 is: 28,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.23 : 70,486.92 = 18,914.99 : x
  2. Step 2: Convert to fraction form
    47,002.23/70,486.92 = 18,914.99/x
  3. Step 3: Cross multiply
    47,002.23x = 70,486.92 × 18,914.99
  4. Step 4: Simplify right side
    47,002.23x = 1,333,259,386.93
  5. Step 5: Solve for x
    x = 1,333,259,386.93/47,002.23
  6. Step 6: Final answer
    x = 28,365.88

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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.