Home / 38,440.28-53,008.78-25,693.49

Finding the Fourth Proportional to 38,440.28, 53,008.78 and 25,693.49

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Solution

The fourth proportional to 38,440.28, 53,008.78 and 25,693.49 is: 35,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.28 : 53,008.78 = 25,693.49 : x
  2. Step 2: Convert to fraction form
    38,440.28/53,008.78 = 25,693.49/x
  3. Step 3: Cross multiply
    38,440.28x = 53,008.78 × 25,693.49
  4. Step 4: Simplify right side
    38,440.28x = 1,361,980,600.76
  5. Step 5: Solve for x
    x = 1,361,980,600.76/38,440.28
  6. Step 6: Final answer
    x = 35,431.08

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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.