Home / 28,601.51-42,809.11-25,873.43

Finding the Fourth Proportional to 28,601.51, 42,809.11 and 25,873.43

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Solution

The fourth proportional to 28,601.51, 42,809.11 and 25,873.43 is: 38,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601.51 : 42,809.11 = 25,873.43 : x
  2. Step 2: Convert to fraction form
    28,601.51/42,809.11 = 25,873.43/x
  3. Step 3: Cross multiply
    28,601.51x = 42,809.11 × 25,873.43
  4. Step 4: Simplify right side
    28,601.51x = 1,107,618,232.22
  5. Step 5: Solve for x
    x = 1,107,618,232.22/28,601.51
  6. Step 6: Final answer
    x = 38,725.87

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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.