Home / 33,007.80-49,518.90-10,817.40

Finding the Fourth Proportional to 33,007.80, 49,518.90 and 10,817.40

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Solution

The fourth proportional to 33,007.80, 49,518.90 and 10,817.40 is: 16,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,007.80 : 49,518.90 = 10,817.40 : x
  2. Step 2: Convert to fraction form
    33,007.80/49,518.90 = 10,817.40/x
  3. Step 3: Cross multiply
    33,007.80x = 49,518.90 × 10,817.40
  4. Step 4: Simplify right side
    33,007.80x = 535,665,748.86
  5. Step 5: Solve for x
    x = 535,665,748.86/33,007.80
  6. Step 6: Final answer
    x = 16,228.46

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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.