Home / 19,363.24-28,997.34-11,547.88

Finding the Fourth Proportional to 19,363.24, 28,997.34 and 11,547.88

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Solution

The fourth proportional to 19,363.24, 28,997.34 and 11,547.88 is: 17,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.24 : 28,997.34 = 11,547.88 : x
  2. Step 2: Convert to fraction form
    19,363.24/28,997.34 = 11,547.88/x
  3. Step 3: Cross multiply
    19,363.24x = 28,997.34 × 11,547.88
  4. Step 4: Simplify right side
    19,363.24x = 334,857,802.64
  5. Step 5: Solve for x
    x = 334,857,802.64/19,363.24
  6. Step 6: Final answer
    x = 17,293.48

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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.