Home / 17,268.63-25,762.52-15,657.20

Finding the Fourth Proportional to 17,268.63, 25,762.52 and 15,657.20

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Solution

The fourth proportional to 17,268.63, 25,762.52 and 15,657.20 is: 23,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.63 : 25,762.52 = 15,657.20 : x
  2. Step 2: Convert to fraction form
    17,268.63/25,762.52 = 15,657.20/x
  3. Step 3: Cross multiply
    17,268.63x = 25,762.52 × 15,657.20
  4. Step 4: Simplify right side
    17,268.63x = 403,368,935.08
  5. Step 5: Solve for x
    x = 403,368,935.08/17,268.63
  6. Step 6: Final answer
    x = 23,358.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.