Home / 17,784.63-24,547.91-11,739.28

Finding the Fourth Proportional to 17,784.63, 24,547.91 and 11,739.28

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Solution

The fourth proportional to 17,784.63, 24,547.91 and 11,739.28 is: 16,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784.63 : 24,547.91 = 11,739.28 : x
  2. Step 2: Convert to fraction form
    17,784.63/24,547.91 = 11,739.28/x
  3. Step 3: Cross multiply
    17,784.63x = 24,547.91 × 11,739.28
  4. Step 4: Simplify right side
    17,784.63x = 288,174,780.90
  5. Step 5: Solve for x
    x = 288,174,780.90/17,784.63
  6. Step 6: Final answer
    x = 16,203.59

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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.