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Finding the Fourth Proportional to 12,532.88, 17,293.72 and 7,495.26

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Solution

The fourth proportional to 12,532.88, 17,293.72 and 7,495.26 is: 10,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532.88 : 17,293.72 = 7,495.26 : x
  2. Step 2: Convert to fraction form
    12,532.88/17,293.72 = 7,495.26/x
  3. Step 3: Cross multiply
    12,532.88x = 17,293.72 × 7,495.26
  4. Step 4: Simplify right side
    12,532.88x = 129,620,927.77
  5. Step 5: Solve for x
    x = 129,620,927.77/12,532.88
  6. Step 6: Final answer
    x = 10,342.47

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1.5x scale

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.