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Finding the Fourth Proportional to 33,252.50, 45,888.46 and 18,348.50

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Solution

The fourth proportional to 33,252.50, 45,888.46 and 18,348.50 is: 25,320.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,252.50 : 45,888.46 = 18,348.50 : x
  2. Step 2: Convert to fraction form
    33,252.50/45,888.46 = 18,348.50/x
  3. Step 3: Cross multiply
    33,252.50x = 45,888.46 × 18,348.50
  4. Step 4: Simplify right side
    33,252.50x = 841,984,408.31
  5. Step 5: Solve for x
    x = 841,984,408.31/33,252.50
  6. Step 6: Final answer
    x = 25,320.94

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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.