Home / 35,621.28-53,394.66-11,922.84

Finding the Fourth Proportional to 35,621.28, 53,394.66 and 11,922.84

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Solution

The fourth proportional to 35,621.28, 53,394.66 and 11,922.84 is: 17,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621.28 : 53,394.66 = 11,922.84 : x
  2. Step 2: Convert to fraction form
    35,621.28/53,394.66 = 11,922.84/x
  3. Step 3: Cross multiply
    35,621.28x = 53,394.66 × 11,922.84
  4. Step 4: Simplify right side
    35,621.28x = 636,615,988.03
  5. Step 5: Solve for x
    x = 636,615,988.03/35,621.28
  6. Step 6: Final answer
    x = 17,871.79

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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.