Home / 21,698.08-32,551.67-6,908.09

Finding the Fourth Proportional to 21,698.08, 32,551.67 and 6,908.09

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Solution

The fourth proportional to 21,698.08, 32,551.67 and 6,908.09 is: 10,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,698.08 : 32,551.67 = 6,908.09 : x
  2. Step 2: Convert to fraction form
    21,698.08/32,551.67 = 6,908.09/x
  3. Step 3: Cross multiply
    21,698.08x = 32,551.67 × 6,908.09
  4. Step 4: Simplify right side
    21,698.08x = 224,869,720.52
  5. Step 5: Solve for x
    x = 224,869,720.52/21,698.08
  6. Step 6: Final answer
    x = 10,363.58

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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.