Home / 56,451.96-84,682.08-19,011.84

Finding the Fourth Proportional to 56,451.96, 84,682.08 and 19,011.84

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Solution

The fourth proportional to 56,451.96, 84,682.08 and 19,011.84 is: 28,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,451.96 : 84,682.08 = 19,011.84 : x
  2. Step 2: Convert to fraction form
    56,451.96/84,682.08 = 19,011.84/x
  3. Step 3: Cross multiply
    56,451.96x = 84,682.08 × 19,011.84
  4. Step 4: Simplify right side
    56,451.96x = 1,609,962,155.83
  5. Step 5: Solve for x
    x = 1,609,962,155.83/56,451.96
  6. Step 6: Final answer
    x = 28,519.15

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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.