Home / 33,126.07-45,713.52-18,018.40

Finding the Fourth Proportional to 33,126.07, 45,713.52 and 18,018.40

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Solution

The fourth proportional to 33,126.07, 45,713.52 and 18,018.40 is: 24,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.07 : 45,713.52 = 18,018.40 : x
  2. Step 2: Convert to fraction form
    33,126.07/45,713.52 = 18,018.40/x
  3. Step 3: Cross multiply
    33,126.07x = 45,713.52 × 18,018.40
  4. Step 4: Simplify right side
    33,126.07x = 823,684,488.77
  5. Step 5: Solve for x
    x = 823,684,488.77/33,126.07
  6. Step 6: Final answer
    x = 24,865.14

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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.