Home / 25,695.01-35,464.83-15,621.32

Finding the Fourth Proportional to 25,695.01, 35,464.83 and 15,621.32

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Solution

The fourth proportional to 25,695.01, 35,464.83 and 15,621.32 is: 21,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.01 : 35,464.83 = 15,621.32 : x
  2. Step 2: Convert to fraction form
    25,695.01/35,464.83 = 15,621.32/x
  3. Step 3: Cross multiply
    25,695.01x = 35,464.83 × 15,621.32
  4. Step 4: Simplify right side
    25,695.01x = 554,007,280.85
  5. Step 5: Solve for x
    x = 554,007,280.85/25,695.01
  6. Step 6: Final answer
    x = 21,560.89

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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.