Home / 25,999.56-38,996.91-7,281.27

Finding the Fourth Proportional to 25,999.56, 38,996.91 and 7,281.27

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Solution

The fourth proportional to 25,999.56, 38,996.91 and 7,281.27 is: 10,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.56 : 38,996.91 = 7,281.27 : x
  2. Step 2: Convert to fraction form
    25,999.56/38,996.91 = 7,281.27/x
  3. Step 3: Cross multiply
    25,999.56x = 38,996.91 × 7,281.27
  4. Step 4: Simplify right side
    25,999.56x = 283,947,030.88
  5. Step 5: Solve for x
    x = 283,947,030.88/25,999.56
  6. Step 6: Final answer
    x = 10,921.22

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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.