Home / 33,288.16-45,926.64-21,963.28

Finding the Fourth Proportional to 33,288.16, 45,926.64 and 21,963.28

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Solution

The fourth proportional to 33,288.16, 45,926.64 and 21,963.28 is: 30,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,288.16 : 45,926.64 = 21,963.28 : x
  2. Step 2: Convert to fraction form
    33,288.16/45,926.64 = 21,963.28/x
  3. Step 3: Cross multiply
    33,288.16x = 45,926.64 × 21,963.28
  4. Step 4: Simplify right side
    33,288.16x = 1,008,699,653.78
  5. Step 5: Solve for x
    x = 1,008,699,653.78/33,288.16
  6. Step 6: Final answer
    x = 30,302.05

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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.