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Finding the Fourth Proportional to 33,459.33, 46,133.49 and 28,913.88

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Solution

The fourth proportional to 33,459.33, 46,133.49 and 28,913.88 is: 39,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,459.33 : 46,133.49 = 28,913.88 : x
  2. Step 2: Convert to fraction form
    33,459.33/46,133.49 = 28,913.88/x
  3. Step 3: Cross multiply
    33,459.33x = 46,133.49 × 28,913.88
  4. Step 4: Simplify right side
    33,459.33x = 1,333,897,963.17
  5. Step 5: Solve for x
    x = 1,333,897,963.17/33,459.33
  6. Step 6: Final answer
    x = 39,866.25

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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.