Home / 47,008.54-70,511.90-11,470.09

Finding the Fourth Proportional to 47,008.54, 70,511.90 and 11,470.09

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Solution

The fourth proportional to 47,008.54, 70,511.90 and 11,470.09 is: 17,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,008.54 : 70,511.90 = 11,470.09 : x
  2. Step 2: Convert to fraction form
    47,008.54/70,511.90 = 11,470.09/x
  3. Step 3: Cross multiply
    47,008.54x = 70,511.90 × 11,470.09
  4. Step 4: Simplify right side
    47,008.54x = 808,777,839.07
  5. Step 5: Solve for x
    x = 808,777,839.07/47,008.54
  6. Step 6: Final answer
    x = 17,204.91

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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.