Home / 15,432.54-23,151.69-5,051.58

Finding the Fourth Proportional to 15,432.54, 23,151.69 and 5,051.58

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Solution

The fourth proportional to 15,432.54, 23,151.69 and 5,051.58 is: 7,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.54 : 23,151.69 = 5,051.58 : x
  2. Step 2: Convert to fraction form
    15,432.54/23,151.69 = 5,051.58/x
  3. Step 3: Cross multiply
    15,432.54x = 23,151.69 × 5,051.58
  4. Step 4: Simplify right side
    15,432.54x = 116,952,614.17
  5. Step 5: Solve for x
    x = 116,952,614.17/15,432.54
  6. Step 6: Final answer
    x = 7,578.31

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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.