Home / 23,421.44-34,962.40-21,687.23

Finding the Fourth Proportional to 23,421.44, 34,962.40 and 21,687.23

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Solution

The fourth proportional to 23,421.44, 34,962.40 and 21,687.23 is: 32,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.44 : 34,962.40 = 21,687.23 : x
  2. Step 2: Convert to fraction form
    23,421.44/34,962.40 = 21,687.23/x
  3. Step 3: Cross multiply
    23,421.44x = 34,962.40 × 21,687.23
  4. Step 4: Simplify right side
    23,421.44x = 758,237,610.15
  5. Step 5: Solve for x
    x = 758,237,610.15/23,421.44
  6. Step 6: Final answer
    x = 32,373.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.