Home / 15,375.49-23,062.93-4,987.24

Finding the Fourth Proportional to 15,375.49, 23,062.93 and 4,987.24

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Solution

The fourth proportional to 15,375.49, 23,062.93 and 4,987.24 is: 7,480.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.49 : 23,062.93 = 4,987.24 : x
  2. Step 2: Convert to fraction form
    15,375.49/23,062.93 = 4,987.24/x
  3. Step 3: Cross multiply
    15,375.49x = 23,062.93 × 4,987.24
  4. Step 4: Simplify right side
    15,375.49x = 115,020,296.89
  5. Step 5: Solve for x
    x = 115,020,296.89/15,375.49
  6. Step 6: Final answer
    x = 7,480.76

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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.