Home / 15,801.82-23,702.76-4,115.02

Finding the Fourth Proportional to 15,801.82, 23,702.76 and 4,115.02

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Solution

The fourth proportional to 15,801.82, 23,702.76 and 4,115.02 is: 6,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.82 : 23,702.76 = 4,115.02 : x
  2. Step 2: Convert to fraction form
    15,801.82/23,702.76 = 4,115.02/x
  3. Step 3: Cross multiply
    15,801.82x = 23,702.76 × 4,115.02
  4. Step 4: Simplify right side
    15,801.82x = 97,537,331.46
  5. Step 5: Solve for x
    x = 97,537,331.46/15,801.82
  6. Step 6: Final answer
    x = 6,172.54

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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.