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Finding the Fourth Proportional to 33,320.49, 49,987.74 and 9,627.99

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Solution

The fourth proportional to 33,320.49, 49,987.74 and 9,627.99 is: 14,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.49 : 49,987.74 = 9,627.99 : x
  2. Step 2: Convert to fraction form
    33,320.49/49,987.74 = 9,627.99/x
  3. Step 3: Cross multiply
    33,320.49x = 49,987.74 × 9,627.99
  4. Step 4: Simplify right side
    33,320.49x = 481,281,460.84
  5. Step 5: Solve for x
    x = 481,281,460.84/33,320.49
  6. Step 6: Final answer
    x = 14,444.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.