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Finding the Fourth Proportional to 17,239.32, 25,858.26 and 4,927.32

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Solution

The fourth proportional to 17,239.32, 25,858.26 and 4,927.32 is: 7,390.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.32 : 25,858.26 = 4,927.32 : x
  2. Step 2: Convert to fraction form
    17,239.32/25,858.26 = 4,927.32/x
  3. Step 3: Cross multiply
    17,239.32x = 25,858.26 × 4,927.32
  4. Step 4: Simplify right side
    17,239.32x = 127,411,921.66
  5. Step 5: Solve for x
    x = 127,411,921.66/17,239.32
  6. Step 6: Final answer
    x = 7,390.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.