Home / 56,470.09-84,700.51-19,029.33

Finding the Fourth Proportional to 56,470.09, 84,700.51 and 19,029.33

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Solution

The fourth proportional to 56,470.09, 84,700.51 and 19,029.33 is: 28,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,470.09 : 84,700.51 = 19,029.33 : x
  2. Step 2: Convert to fraction form
    56,470.09/84,700.51 = 19,029.33/x
  3. Step 3: Cross multiply
    56,470.09x = 84,700.51 × 19,029.33
  4. Step 4: Simplify right side
    56,470.09x = 1,611,793,791.78
  5. Step 5: Solve for x
    x = 1,611,793,791.78/56,470.09
  6. Step 6: Final answer
    x = 28,542.44

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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.