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Finding the Fourth Proportional to 33,004.99, 45,547.28 and 18,100.99

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Solution

The fourth proportional to 33,004.99, 45,547.28 and 18,100.99 is: 24,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.99 : 45,547.28 = 18,100.99 : x
  2. Step 2: Convert to fraction form
    33,004.99/45,547.28 = 18,100.99/x
  3. Step 3: Cross multiply
    33,004.99x = 45,547.28 × 18,100.99
  4. Step 4: Simplify right side
    33,004.99x = 824,450,859.81
  5. Step 5: Solve for x
    x = 824,450,859.81/33,004.99
  6. Step 6: Final answer
    x = 24,979.58

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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.