Home / 33,320.16-49,943.52-15,763.68

Finding the Fourth Proportional to 33,320.16, 49,943.52 and 15,763.68

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Solution

The fourth proportional to 33,320.16, 49,943.52 and 15,763.68 is: 23,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.16 : 49,943.52 = 15,763.68 : x
  2. Step 2: Convert to fraction form
    33,320.16/49,943.52 = 15,763.68/x
  3. Step 3: Cross multiply
    33,320.16x = 49,943.52 × 15,763.68
  4. Step 4: Simplify right side
    33,320.16x = 787,293,667.35
  5. Step 5: Solve for x
    x = 787,293,667.35/33,320.16
  6. Step 6: Final answer
    x = 23,628.15

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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.