Home / 56,550.69-84,835.35-19,113.03

Finding the Fourth Proportional to 56,550.69, 84,835.35 and 19,113.03

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Solution

The fourth proportional to 56,550.69, 84,835.35 and 19,113.03 is: 28,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,550.69 : 84,835.35 = 19,113.03 : x
  2. Step 2: Convert to fraction form
    56,550.69/84,835.35 = 19,113.03/x
  3. Step 3: Cross multiply
    56,550.69x = 84,835.35 × 19,113.03
  4. Step 4: Simplify right side
    56,550.69x = 1,621,460,589.61
  5. Step 5: Solve for x
    x = 1,621,460,589.61/56,550.69
  6. Step 6: Final answer
    x = 28,672.69

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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.