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Finding the Fourth Proportional to 25,644.48, 38,483.54 and 9,004.09

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Solution

The fourth proportional to 25,644.48, 38,483.54 and 9,004.09 is: 13,512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.48 : 38,483.54 = 9,004.09 : x
  2. Step 2: Convert to fraction form
    25,644.48/38,483.54 = 9,004.09/x
  3. Step 3: Cross multiply
    25,644.48x = 38,483.54 × 9,004.09
  4. Step 4: Simplify right side
    25,644.48x = 346,509,176.81
  5. Step 5: Solve for x
    x = 346,509,176.81/25,644.48
  6. Step 6: Final answer
    x = 13,512.04

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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.