Home / 15,453.28-23,174.10-5,590.12

Finding the Fourth Proportional to 15,453.28, 23,174.10 and 5,590.12

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Solution

The fourth proportional to 15,453.28, 23,174.10 and 5,590.12 is: 8,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.28 : 23,174.10 = 5,590.12 : x
  2. Step 2: Convert to fraction form
    15,453.28/23,174.10 = 5,590.12/x
  3. Step 3: Cross multiply
    15,453.28x = 23,174.10 × 5,590.12
  4. Step 4: Simplify right side
    15,453.28x = 129,545,999.89
  5. Step 5: Solve for x
    x = 129,545,999.89/15,453.28
  6. Step 6: Final answer
    x = 8,383.07

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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.