Home / 22,303.80-33,455.67-6,721.42

Finding the Fourth Proportional to 22,303.80, 33,455.67 and 6,721.42

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Solution

The fourth proportional to 22,303.80, 33,455.67 and 6,721.42 is: 10,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.80 : 33,455.67 = 6,721.42 : x
  2. Step 2: Convert to fraction form
    22,303.80/33,455.67 = 6,721.42/x
  3. Step 3: Cross multiply
    22,303.80x = 33,455.67 × 6,721.42
  4. Step 4: Simplify right side
    22,303.80x = 224,869,609.45
  5. Step 5: Solve for x
    x = 224,869,609.45/22,303.80
  6. Step 6: Final answer
    x = 10,082.12

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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.