Home / 25,269.32-34,873.64-13,939.84

Finding the Fourth Proportional to 25,269.32, 34,873.64 and 13,939.84

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Solution

The fourth proportional to 25,269.32, 34,873.64 and 13,939.84 is: 19,238.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,269.32 : 34,873.64 = 13,939.84 : x
  2. Step 2: Convert to fraction form
    25,269.32/34,873.64 = 13,939.84/x
  3. Step 3: Cross multiply
    25,269.32x = 34,873.64 × 13,939.84
  4. Step 4: Simplify right side
    25,269.32x = 486,132,961.82
  5. Step 5: Solve for x
    x = 486,132,961.82/25,269.32
  6. Step 6: Final answer
    x = 19,238.07

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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.