Home / 21,704.08-32,558.45-6,909.53

Finding the Fourth Proportional to 21,704.08, 32,558.45 and 6,909.53

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Solution

The fourth proportional to 21,704.08, 32,558.45 and 6,909.53 is: 10,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.08 : 32,558.45 = 6,909.53 : x
  2. Step 2: Convert to fraction form
    21,704.08/32,558.45 = 6,909.53/x
  3. Step 3: Cross multiply
    21,704.08x = 32,558.45 × 6,909.53
  4. Step 4: Simplify right side
    21,704.08x = 224,963,721.30
  5. Step 5: Solve for x
    x = 224,963,721.30/21,704.08
  6. Step 6: Final answer
    x = 10,365.04

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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.