Home / 33,117.36-45,701.61-18,009.77

Finding the Fourth Proportional to 33,117.36, 45,701.61 and 18,009.77

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Solution

The fourth proportional to 33,117.36, 45,701.61 and 18,009.77 is: 24,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,117.36 : 45,701.61 = 18,009.77 : x
  2. Step 2: Convert to fraction form
    33,117.36/45,701.61 = 18,009.77/x
  3. Step 3: Cross multiply
    33,117.36x = 45,701.61 × 18,009.77
  4. Step 4: Simplify right side
    33,117.36x = 823,075,256.22
  5. Step 5: Solve for x
    x = 823,075,256.22/33,117.36
  6. Step 6: Final answer
    x = 24,853.29

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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.