Home / 11,569.42-17,335.96-8,943.36

Finding the Fourth Proportional to 11,569.42, 17,335.96 and 8,943.36

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Solution

The fourth proportional to 11,569.42, 17,335.96 and 8,943.36 is: 13,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.42 : 17,335.96 = 8,943.36 : x
  2. Step 2: Convert to fraction form
    11,569.42/17,335.96 = 8,943.36/x
  3. Step 3: Cross multiply
    11,569.42x = 17,335.96 × 8,943.36
  4. Step 4: Simplify right side
    11,569.42x = 155,041,731.23
  5. Step 5: Solve for x
    x = 155,041,731.23/11,569.42
  6. Step 6: Final answer
    x = 13,400.99

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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.