Home / 23,448.48-32,354.40-15,900.96

Finding the Fourth Proportional to 23,448.48, 32,354.40 and 15,900.96

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Solution

The fourth proportional to 23,448.48, 32,354.40 and 15,900.96 is: 21,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,448.48 : 32,354.40 = 15,900.96 : x
  2. Step 2: Convert to fraction form
    23,448.48/32,354.40 = 15,900.96/x
  3. Step 3: Cross multiply
    23,448.48x = 32,354.40 × 15,900.96
  4. Step 4: Simplify right side
    23,448.48x = 514,466,020.22
  5. Step 5: Solve for x
    x = 514,466,020.22/23,448.48
  6. Step 6: Final answer
    x = 21,940.27

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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.