Home / 39,182.84-54,072.36-22,186.88

Finding the Fourth Proportional to 39,182.84, 54,072.36 and 22,186.88

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Solution

The fourth proportional to 39,182.84, 54,072.36 and 22,186.88 is: 30,617.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.84 : 54,072.36 = 22,186.88 : x
  2. Step 2: Convert to fraction form
    39,182.84/54,072.36 = 22,186.88/x
  3. Step 3: Cross multiply
    39,182.84x = 54,072.36 × 22,186.88
  4. Step 4: Simplify right side
    39,182.84x = 1,199,696,962.64
  5. Step 5: Solve for x
    x = 1,199,696,962.64/39,182.84
  6. Step 6: Final answer
    x = 30,617.92

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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.