Home / 15,422.31-23,133.60-3,735.63

Finding the Fourth Proportional to 15,422.31, 23,133.60 and 3,735.63

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Solution

The fourth proportional to 15,422.31, 23,133.60 and 3,735.63 is: 5,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.31 : 23,133.60 = 3,735.63 : x
  2. Step 2: Convert to fraction form
    15,422.31/23,133.60 = 3,735.63/x
  3. Step 3: Cross multiply
    15,422.31x = 23,133.60 × 3,735.63
  4. Step 4: Simplify right side
    15,422.31x = 86,418,570.17
  5. Step 5: Solve for x
    x = 86,418,570.17/15,422.31
  6. Step 6: Final answer
    x = 5,603.48

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1.5x scale

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.