Home / 13,696.47-20,532.42-4,925.25

Finding the Fourth Proportional to 13,696.47, 20,532.42 and 4,925.25

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Solution

The fourth proportional to 13,696.47, 20,532.42 and 4,925.25 is: 7,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.47 : 20,532.42 = 4,925.25 : x
  2. Step 2: Convert to fraction form
    13,696.47/20,532.42 = 4,925.25/x
  3. Step 3: Cross multiply
    13,696.47x = 20,532.42 × 4,925.25
  4. Step 4: Simplify right side
    13,696.47x = 101,127,301.61
  5. Step 5: Solve for x
    x = 101,127,301.61/13,696.47
  6. Step 6: Final answer
    x = 7,383.46

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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.