Home / 15,523.34-23,285.01-5,135.09

Finding the Fourth Proportional to 15,523.34, 23,285.01 and 5,135.09

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Solution

The fourth proportional to 15,523.34, 23,285.01 and 5,135.09 is: 7,702.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.34 : 23,285.01 = 5,135.09 : x
  2. Step 2: Convert to fraction form
    15,523.34/23,285.01 = 5,135.09/x
  3. Step 3: Cross multiply
    15,523.34x = 23,285.01 × 5,135.09
  4. Step 4: Simplify right side
    15,523.34x = 119,570,505.58
  5. Step 5: Solve for x
    x = 119,570,505.58/15,523.34
  6. Step 6: Final answer
    x = 7,702.63

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Double scale
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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.