Home / 56,539.72-84,811.40-28,444.44

Finding the Fourth Proportional to 56,539.72, 84,811.40 and 28,444.44

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Solution

The fourth proportional to 56,539.72, 84,811.40 and 28,444.44 is: 42,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,539.72 : 84,811.40 = 28,444.44 : x
  2. Step 2: Convert to fraction form
    56,539.72/84,811.40 = 28,444.44/x
  3. Step 3: Cross multiply
    56,539.72x = 84,811.40 × 28,444.44
  4. Step 4: Simplify right side
    56,539.72x = 2,412,412,778.62
  5. Step 5: Solve for x
    x = 2,412,412,778.62/56,539.72
  6. Step 6: Final answer
    x = 42,667.58

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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.