Home / 36,499.16-54,731.70-18,964.28

Finding the Fourth Proportional to 36,499.16, 54,731.70 and 18,964.28

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Solution

The fourth proportional to 36,499.16, 54,731.70 and 18,964.28 is: 28,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.16 : 54,731.70 = 18,964.28 : x
  2. Step 2: Convert to fraction form
    36,499.16/54,731.70 = 18,964.28/x
  3. Step 3: Cross multiply
    36,499.16x = 54,731.70 × 18,964.28
  4. Step 4: Simplify right side
    36,499.16x = 1,037,947,283.68
  5. Step 5: Solve for x
    x = 1,037,947,283.68/36,499.16
  6. Step 6: Final answer
    x = 28,437.57

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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.