Home / 35,220.84-48,609.74-21,796.42

Finding the Fourth Proportional to 35,220.84, 48,609.74 and 21,796.42

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Solution

The fourth proportional to 35,220.84, 48,609.74 and 21,796.42 is: 30,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.84 : 48,609.74 = 21,796.42 : x
  2. Step 2: Convert to fraction form
    35,220.84/48,609.74 = 21,796.42/x
  3. Step 3: Cross multiply
    35,220.84x = 48,609.74 × 21,796.42
  4. Step 4: Simplify right side
    35,220.84x = 1,059,518,160.36
  5. Step 5: Solve for x
    x = 1,059,518,160.36/35,220.84
  6. Step 6: Final answer
    x = 30,082.14

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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.