Home / 13,032.72-19,548.92-3,172.01

Finding the Fourth Proportional to 13,032.72, 19,548.92 and 3,172.01

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Solution

The fourth proportional to 13,032.72, 19,548.92 and 3,172.01 is: 4,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.72 : 19,548.92 = 3,172.01 : x
  2. Step 2: Convert to fraction form
    13,032.72/19,548.92 = 3,172.01/x
  3. Step 3: Cross multiply
    13,032.72x = 19,548.92 × 3,172.01
  4. Step 4: Simplify right side
    13,032.72x = 62,009,256.12
  5. Step 5: Solve for x
    x = 62,009,256.12/13,032.72
  6. Step 6: Final answer
    x = 4,757.97

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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.