Home / 31,970.20-47,897.70-27,016.60

Finding the Fourth Proportional to 31,970.20, 47,897.70 and 27,016.60

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Solution

The fourth proportional to 31,970.20, 47,897.70 and 27,016.60 is: 40,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,970.20 : 47,897.70 = 27,016.60 : x
  2. Step 2: Convert to fraction form
    31,970.20/47,897.70 = 27,016.60/x
  3. Step 3: Cross multiply
    31,970.20x = 47,897.70 × 27,016.60
  4. Step 4: Simplify right side
    31,970.20x = 1,294,033,001.82
  5. Step 5: Solve for x
    x = 1,294,033,001.82/31,970.20
  6. Step 6: Final answer
    x = 40,476.22

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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.