Home / 17,339.81-26,009.78-4,192.16

Finding the Fourth Proportional to 17,339.81, 26,009.78 and 4,192.16

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Solution

The fourth proportional to 17,339.81, 26,009.78 and 4,192.16 is: 6,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.81 : 26,009.78 = 4,192.16 : x
  2. Step 2: Convert to fraction form
    17,339.81/26,009.78 = 4,192.16/x
  3. Step 3: Cross multiply
    17,339.81x = 26,009.78 × 4,192.16
  4. Step 4: Simplify right side
    17,339.81x = 109,037,008.32
  5. Step 5: Solve for x
    x = 109,037,008.32/17,339.81
  6. Step 6: Final answer
    x = 6,288.25

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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.