Home / 25,581.54-38,301.46-13,074.63

Finding the Fourth Proportional to 25,581.54, 38,301.46 and 13,074.63

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Solution

The fourth proportional to 25,581.54, 38,301.46 and 13,074.63 is: 19,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,581.54 : 38,301.46 = 13,074.63 : x
  2. Step 2: Convert to fraction form
    25,581.54/38,301.46 = 13,074.63/x
  3. Step 3: Cross multiply
    25,581.54x = 38,301.46 × 13,074.63
  4. Step 4: Simplify right side
    25,581.54x = 500,777,457.09
  5. Step 5: Solve for x
    x = 500,777,457.09/25,581.54
  6. Step 6: Final answer
    x = 19,575.74

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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.