Home / 25,345.44-34,988.04-16,862.58

Finding the Fourth Proportional to 25,345.44, 34,988.04 and 16,862.58

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Solution

The fourth proportional to 25,345.44, 34,988.04 and 16,862.58 is: 23,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.44 : 34,988.04 = 16,862.58 : x
  2. Step 2: Convert to fraction form
    25,345.44/34,988.04 = 16,862.58/x
  3. Step 3: Cross multiply
    25,345.44x = 34,988.04 × 16,862.58
  4. Step 4: Simplify right side
    25,345.44x = 589,988,623.54
  5. Step 5: Solve for x
    x = 589,988,623.54/25,345.44
  6. Step 6: Final answer
    x = 23,277.90

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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.