Home / 56,450.89-84,662.63-19,001.21

Finding the Fourth Proportional to 56,450.89, 84,662.63 and 19,001.21

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Solution

The fourth proportional to 56,450.89, 84,662.63 and 19,001.21 is: 28,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,450.89 : 84,662.63 = 19,001.21 : x
  2. Step 2: Convert to fraction form
    56,450.89/84,662.63 = 19,001.21/x
  3. Step 3: Cross multiply
    56,450.89x = 84,662.63 × 19,001.21
  4. Step 4: Simplify right side
    56,450.89x = 1,608,692,316.78
  5. Step 5: Solve for x
    x = 1,608,692,316.78/56,450.89
  6. Step 6: Final answer
    x = 28,497.20

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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.