Home / 17,136.12-25,548.08-16,705.20

Finding the Fourth Proportional to 17,136.12, 25,548.08 and 16,705.20

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Solution

The fourth proportional to 17,136.12, 25,548.08 and 16,705.20 is: 24,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.12 : 25,548.08 = 16,705.20 : x
  2. Step 2: Convert to fraction form
    17,136.12/25,548.08 = 16,705.20/x
  3. Step 3: Cross multiply
    17,136.12x = 25,548.08 × 16,705.20
  4. Step 4: Simplify right side
    17,136.12x = 426,785,702.49
  5. Step 5: Solve for x
    x = 426,785,702.49/17,136.12
  6. Step 6: Final answer
    x = 24,905.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.