Home / 38,984.60-53,763.42-25,551

Finding the Fourth Proportional to 38,984.60, 53,763.42 and 25,551

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Solution

The fourth proportional to 38,984.60, 53,763.42 and 25,551 is: 35,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.60 : 53,763.42 = 25,551 : x
  2. Step 2: Convert to fraction form
    38,984.60/53,763.42 = 25,551/x
  3. Step 3: Cross multiply
    38,984.60x = 53,763.42 × 25,551
  4. Step 4: Simplify right side
    38,984.60x = 1,373,709,144.42
  5. Step 5: Solve for x
    x = 1,373,709,144.42/38,984.60
  6. Step 6: Final answer
    x = 35,237.23

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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.