Home / 15,838.50-23,741.10-5,305.92

Finding the Fourth Proportional to 15,838.50, 23,741.10 and 5,305.92

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Solution

The fourth proportional to 15,838.50, 23,741.10 and 5,305.92 is: 7,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.50 : 23,741.10 = 5,305.92 : x
  2. Step 2: Convert to fraction form
    15,838.50/23,741.10 = 5,305.92/x
  3. Step 3: Cross multiply
    15,838.50x = 23,741.10 × 5,305.92
  4. Step 4: Simplify right side
    15,838.50x = 125,968,377.31
  5. Step 5: Solve for x
    x = 125,968,377.31/15,838.50
  6. Step 6: Final answer
    x = 7,953.30

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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.