Home / 33,178.51-45,786.11-18,071.13

Finding the Fourth Proportional to 33,178.51, 45,786.11 and 18,071.13

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Solution

The fourth proportional to 33,178.51, 45,786.11 and 18,071.13 is: 24,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.51 : 45,786.11 = 18,071.13 : x
  2. Step 2: Convert to fraction form
    33,178.51/45,786.11 = 18,071.13/x
  3. Step 3: Cross multiply
    33,178.51x = 45,786.11 × 18,071.13
  4. Step 4: Simplify right side
    33,178.51x = 827,406,746.00
  5. Step 5: Solve for x
    x = 827,406,746.00/33,178.51
  6. Step 6: Final answer
    x = 24,938.03

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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.