Home / 33,265.19-45,894.38-21,335.10

Finding the Fourth Proportional to 33,265.19, 45,894.38 and 21,335.10

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Solution

The fourth proportional to 33,265.19, 45,894.38 and 21,335.10 is: 29,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.19 : 45,894.38 = 21,335.10 : x
  2. Step 2: Convert to fraction form
    33,265.19/45,894.38 = 21,335.10/x
  3. Step 3: Cross multiply
    33,265.19x = 45,894.38 × 21,335.10
  4. Step 4: Simplify right side
    33,265.19x = 979,161,080.06
  5. Step 5: Solve for x
    x = 979,161,080.06/33,265.19
  6. Step 6: Final answer
    x = 29,435.01

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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.