Home / 56,848.44-85,273.18-21,779.76

Finding the Fourth Proportional to 56,848.44, 85,273.18 and 21,779.76

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Solution

The fourth proportional to 56,848.44, 85,273.18 and 21,779.76 is: 32,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,848.44 : 85,273.18 = 21,779.76 : x
  2. Step 2: Convert to fraction form
    56,848.44/85,273.18 = 21,779.76/x
  3. Step 3: Cross multiply
    56,848.44x = 85,273.18 × 21,779.76
  4. Step 4: Simplify right side
    56,848.44x = 1,857,229,394.84
  5. Step 5: Solve for x
    x = 1,857,229,394.84/56,848.44
  6. Step 6: Final answer
    x = 32,669.84

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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.