Home / 33,320.40-49,989.48-9,947.04

Finding the Fourth Proportional to 33,320.40, 49,989.48 and 9,947.04

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Solution

The fourth proportional to 33,320.40, 49,989.48 and 9,947.04 is: 14,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.40 : 49,989.48 = 9,947.04 : x
  2. Step 2: Convert to fraction form
    33,320.40/49,989.48 = 9,947.04/x
  3. Step 3: Cross multiply
    33,320.40x = 49,989.48 × 9,947.04
  4. Step 4: Simplify right side
    33,320.40x = 497,247,357.14
  5. Step 5: Solve for x
    x = 497,247,357.14/33,320.40
  6. Step 6: Final answer
    x = 14,923.21

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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.