Home / 40,779.54-61,148.54-15,826.74

Finding the Fourth Proportional to 40,779.54, 61,148.54 and 15,826.74

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Solution

The fourth proportional to 40,779.54, 61,148.54 and 15,826.74 is: 23,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,779.54 : 61,148.54 = 15,826.74 : x
  2. Step 2: Convert to fraction form
    40,779.54/61,148.54 = 15,826.74/x
  3. Step 3: Cross multiply
    40,779.54x = 61,148.54 × 15,826.74
  4. Step 4: Simplify right side
    40,779.54x = 967,782,043.96
  5. Step 5: Solve for x
    x = 967,782,043.96/40,779.54
  6. Step 6: Final answer
    x = 23,732.05

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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.