Home / 25,933.16-35,788.22-15,322.77

Finding the Fourth Proportional to 25,933.16, 35,788.22 and 15,322.77

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Solution

The fourth proportional to 25,933.16, 35,788.22 and 15,322.77 is: 21,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.16 : 35,788.22 = 15,322.77 : x
  2. Step 2: Convert to fraction form
    25,933.16/35,788.22 = 15,322.77/x
  3. Step 3: Cross multiply
    25,933.16x = 35,788.22 × 15,322.77
  4. Step 4: Simplify right side
    25,933.16x = 548,374,587.16
  5. Step 5: Solve for x
    x = 548,374,587.16/25,933.16
  6. Step 6: Final answer
    x = 21,145.70

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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.