Home / 11,573.58-17,342.20-8,947.52

Finding the Fourth Proportional to 11,573.58, 17,342.20 and 8,947.52

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Solution

The fourth proportional to 11,573.58, 17,342.20 and 8,947.52 is: 13,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,573.58 : 17,342.20 = 8,947.52 : x
  2. Step 2: Convert to fraction form
    11,573.58/17,342.20 = 8,947.52/x
  3. Step 3: Cross multiply
    11,573.58x = 17,342.20 × 8,947.52
  4. Step 4: Simplify right side
    11,573.58x = 155,169,681.34
  5. Step 5: Solve for x
    x = 155,169,681.34/11,573.58
  6. Step 6: Final answer
    x = 13,407.23

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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.