Home / 62,921.89-86,830.96-34,241.09

Finding the Fourth Proportional to 62,921.89, 86,830.96 and 34,241.09

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Solution

The fourth proportional to 62,921.89, 86,830.96 and 34,241.09 is: 47,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.89 : 86,830.96 = 34,241.09 : x
  2. Step 2: Convert to fraction form
    62,921.89/86,830.96 = 34,241.09/x
  3. Step 3: Cross multiply
    62,921.89x = 86,830.96 × 34,241.09
  4. Step 4: Simplify right side
    62,921.89x = 2,973,186,967.42
  5. Step 5: Solve for x
    x = 2,973,186,967.42/62,921.89
  6. Step 6: Final answer
    x = 47,252.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.