Home / 25,788.58-35,581.58-15,176.22

Finding the Fourth Proportional to 25,788.58, 35,581.58 and 15,176.22

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Solution

The fourth proportional to 25,788.58, 35,581.58 and 15,176.22 is: 20,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.58 : 35,581.58 = 15,176.22 : x
  2. Step 2: Convert to fraction form
    25,788.58/35,581.58 = 15,176.22/x
  3. Step 3: Cross multiply
    25,788.58x = 35,581.58 × 15,176.22
  4. Step 4: Simplify right side
    25,788.58x = 539,993,886.03
  5. Step 5: Solve for x
    x = 539,993,886.03/25,788.58
  6. Step 6: Final answer
    x = 20,939.26

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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.