Home / 15,540.13-23,427.34-14,537.89

Finding the Fourth Proportional to 15,540.13, 23,427.34 and 14,537.89

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Solution

The fourth proportional to 15,540.13, 23,427.34 and 14,537.89 is: 21,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540.13 : 23,427.34 = 14,537.89 : x
  2. Step 2: Convert to fraction form
    15,540.13/23,427.34 = 14,537.89/x
  3. Step 3: Cross multiply
    15,540.13x = 23,427.34 × 14,537.89
  4. Step 4: Simplify right side
    15,540.13x = 340,584,091.91
  5. Step 5: Solve for x
    x = 340,584,091.91/15,540.13
  6. Step 6: Final answer
    x = 21,916.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.