Home / 33,302.36-49,909.79-15,777.20

Finding the Fourth Proportional to 33,302.36, 49,909.79 and 15,777.20

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Solution

The fourth proportional to 33,302.36, 49,909.79 and 15,777.20 is: 23,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,302.36 : 49,909.79 = 15,777.20 : x
  2. Step 2: Convert to fraction form
    33,302.36/49,909.79 = 15,777.20/x
  3. Step 3: Cross multiply
    33,302.36x = 49,909.79 × 15,777.20
  4. Step 4: Simplify right side
    33,302.36x = 787,436,903.01
  5. Step 5: Solve for x
    x = 787,436,903.01/33,302.36
  6. Step 6: Final answer
    x = 23,645.08

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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.