Home / 25,746.04-35,505.30-20,458.36

Finding the Fourth Proportional to 25,746.04, 35,505.30 and 20,458.36

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Solution

The fourth proportional to 25,746.04, 35,505.30 and 20,458.36 is: 28,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.04 : 35,505.30 = 20,458.36 : x
  2. Step 2: Convert to fraction form
    25,746.04/35,505.30 = 20,458.36/x
  3. Step 3: Cross multiply
    25,746.04x = 35,505.30 × 20,458.36
  4. Step 4: Simplify right side
    25,746.04x = 726,380,209.31
  5. Step 5: Solve for x
    x = 726,380,209.31/25,746.04
  6. Step 6: Final answer
    x = 28,213.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.