Home / 25,873.82-35,699.90-18,714.23

Finding the Fourth Proportional to 25,873.82, 35,699.90 and 18,714.23

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Solution

The fourth proportional to 25,873.82, 35,699.90 and 18,714.23 is: 25,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.82 : 35,699.90 = 18,714.23 : x
  2. Step 2: Convert to fraction form
    25,873.82/35,699.90 = 18,714.23/x
  3. Step 3: Cross multiply
    25,873.82x = 35,699.90 × 18,714.23
  4. Step 4: Simplify right side
    25,873.82x = 668,096,139.58
  5. Step 5: Solve for x
    x = 668,096,139.58/25,873.82
  6. Step 6: Final answer
    x = 25,821.32

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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.