Home / 22,011.42-33,017.13-6,429.18

Finding the Fourth Proportional to 22,011.42, 33,017.13 and 6,429.18

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Solution

The fourth proportional to 22,011.42, 33,017.13 and 6,429.18 is: 9,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.42 : 33,017.13 = 6,429.18 : x
  2. Step 2: Convert to fraction form
    22,011.42/33,017.13 = 6,429.18/x
  3. Step 3: Cross multiply
    22,011.42x = 33,017.13 × 6,429.18
  4. Step 4: Simplify right side
    22,011.42x = 212,273,071.85
  5. Step 5: Solve for x
    x = 212,273,071.85/22,011.42
  6. Step 6: Final answer
    x = 9,643.77

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Similar ratio
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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.