Home / 56,478.82-84,727.38-19,042.24

Finding the Fourth Proportional to 56,478.82, 84,727.38 and 19,042.24

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Solution

The fourth proportional to 56,478.82, 84,727.38 and 19,042.24 is: 28,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,478.82 : 84,727.38 = 19,042.24 : x
  2. Step 2: Convert to fraction form
    56,478.82/84,727.38 = 19,042.24/x
  3. Step 3: Cross multiply
    56,478.82x = 84,727.38 × 19,042.24
  4. Step 4: Simplify right side
    56,478.82x = 1,613,399,104.53
  5. Step 5: Solve for x
    x = 1,613,399,104.53/56,478.82
  6. Step 6: Final answer
    x = 28,566.44

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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.