Home / 18,759.48-25,888.25-10,261.43

Finding the Fourth Proportional to 18,759.48, 25,888.25 and 10,261.43

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Solution

The fourth proportional to 18,759.48, 25,888.25 and 10,261.43 is: 14,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759.48 : 25,888.25 = 10,261.43 : x
  2. Step 2: Convert to fraction form
    18,759.48/25,888.25 = 10,261.43/x
  3. Step 3: Cross multiply
    18,759.48x = 25,888.25 × 10,261.43
  4. Step 4: Simplify right side
    18,759.48x = 265,650,465.20
  5. Step 5: Solve for x
    x = 265,650,465.20/18,759.48
  6. Step 6: Final answer
    x = 14,160.87

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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.