Home / 37,779.50-56,654.12-11,479.34

Finding the Fourth Proportional to 37,779.50, 56,654.12 and 11,479.34

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Solution

The fourth proportional to 37,779.50, 56,654.12 and 11,479.34 is: 17,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,779.50 : 56,654.12 = 11,479.34 : x
  2. Step 2: Convert to fraction form
    37,779.50/56,654.12 = 11,479.34/x
  3. Step 3: Cross multiply
    37,779.50x = 56,654.12 × 11,479.34
  4. Step 4: Simplify right side
    37,779.50x = 650,351,905.88
  5. Step 5: Solve for x
    x = 650,351,905.88/37,779.50
  6. Step 6: Final answer
    x = 17,214.41

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1.5x scale

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.