Home / 33,316.08-45,986.04-19,178.88

Finding the Fourth Proportional to 33,316.08, 45,986.04 and 19,178.88

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Solution

The fourth proportional to 33,316.08, 45,986.04 and 19,178.88 is: 26,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,316.08 : 45,986.04 = 19,178.88 : x
  2. Step 2: Convert to fraction form
    33,316.08/45,986.04 = 19,178.88/x
  3. Step 3: Cross multiply
    33,316.08x = 45,986.04 × 19,178.88
  4. Step 4: Simplify right side
    33,316.08x = 881,960,742.84
  5. Step 5: Solve for x
    x = 881,960,742.84/33,316.08
  6. Step 6: Final answer
    x = 26,472.52

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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.