Home / 36,354.28-54,499.02-12,977.32

Finding the Fourth Proportional to 36,354.28, 54,499.02 and 12,977.32

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Solution

The fourth proportional to 36,354.28, 54,499.02 and 12,977.32 is: 19,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,354.28 : 54,499.02 = 12,977.32 : x
  2. Step 2: Convert to fraction form
    36,354.28/54,499.02 = 12,977.32/x
  3. Step 3: Cross multiply
    36,354.28x = 54,499.02 × 12,977.32
  4. Step 4: Simplify right side
    36,354.28x = 707,251,222.23
  5. Step 5: Solve for x
    x = 707,251,222.23/36,354.28
  6. Step 6: Final answer
    x = 19,454.41

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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.