Home / 15,322.01-22,971.33-7,921.76

Finding the Fourth Proportional to 15,322.01, 22,971.33 and 7,921.76

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Solution

The fourth proportional to 15,322.01, 22,971.33 and 7,921.76 is: 11,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.01 : 22,971.33 = 7,921.76 : x
  2. Step 2: Convert to fraction form
    15,322.01/22,971.33 = 7,921.76/x
  3. Step 3: Cross multiply
    15,322.01x = 22,971.33 × 7,921.76
  4. Step 4: Simplify right side
    15,322.01x = 181,973,248.28
  5. Step 5: Solve for x
    x = 181,973,248.28/15,322.01
  6. Step 6: Final answer
    x = 11,876.60

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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.