Home / 23,455.36-32,354.40-20,306.08

Finding the Fourth Proportional to 23,455.36, 32,354.40 and 20,306.08

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Solution

The fourth proportional to 23,455.36, 32,354.40 and 20,306.08 is: 28,010.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.36 : 32,354.40 = 20,306.08 : x
  2. Step 2: Convert to fraction form
    23,455.36/32,354.40 = 20,306.08/x
  3. Step 3: Cross multiply
    23,455.36x = 32,354.40 × 20,306.08
  4. Step 4: Simplify right side
    23,455.36x = 656,991,034.75
  5. Step 5: Solve for x
    x = 656,991,034.75/23,455.36
  6. Step 6: Final answer
    x = 28,010.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.