Home / 15,973.31-23,961.18-5,440.07

Finding the Fourth Proportional to 15,973.31, 23,961.18 and 5,440.07

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Solution

The fourth proportional to 15,973.31, 23,961.18 and 5,440.07 is: 8,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.31 : 23,961.18 = 5,440.07 : x
  2. Step 2: Convert to fraction form
    15,973.31/23,961.18 = 5,440.07/x
  3. Step 3: Cross multiply
    15,973.31x = 23,961.18 × 5,440.07
  4. Step 4: Simplify right side
    15,973.31x = 130,350,496.48
  5. Step 5: Solve for x
    x = 130,350,496.48/15,973.31
  6. Step 6: Final answer
    x = 8,160.52

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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.