Home / 36,928.32-55,398.96-15,881.28

Finding the Fourth Proportional to 36,928.32, 55,398.96 and 15,881.28

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Solution

The fourth proportional to 36,928.32, 55,398.96 and 15,881.28 is: 23,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,928.32 : 55,398.96 = 15,881.28 : x
  2. Step 2: Convert to fraction form
    36,928.32/55,398.96 = 15,881.28/x
  3. Step 3: Cross multiply
    36,928.32x = 55,398.96 × 15,881.28
  4. Step 4: Simplify right side
    36,928.32x = 879,806,395.47
  5. Step 5: Solve for x
    x = 879,806,395.47/36,928.32
  6. Step 6: Final answer
    x = 23,824.71

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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.