Home / 56,089.42-84,109.48-21,004.46

Finding the Fourth Proportional to 56,089.42, 84,109.48 and 21,004.46

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Solution

The fourth proportional to 56,089.42, 84,109.48 and 21,004.46 is: 31,497.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.42 : 84,109.48 = 21,004.46 : x
  2. Step 2: Convert to fraction form
    56,089.42/84,109.48 = 21,004.46/x
  3. Step 3: Cross multiply
    56,089.42x = 84,109.48 × 21,004.46
  4. Step 4: Simplify right side
    56,089.42x = 1,766,674,208.28
  5. Step 5: Solve for x
    x = 1,766,674,208.28/56,089.42
  6. Step 6: Final answer
    x = 31,497.46

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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.