Home / 13,032.40-19,548.63-3,171.66

Finding the Fourth Proportional to 13,032.40, 19,548.63 and 3,171.66

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Solution

The fourth proportional to 13,032.40, 19,548.63 and 3,171.66 is: 4,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.40 : 19,548.63 = 3,171.66 : x
  2. Step 2: Convert to fraction form
    13,032.40/19,548.63 = 3,171.66/x
  3. Step 3: Cross multiply
    13,032.40x = 19,548.63 × 3,171.66
  4. Step 4: Simplify right side
    13,032.40x = 62,001,607.83
  5. Step 5: Solve for x
    x = 62,001,607.83/13,032.40
  6. Step 6: Final answer
    x = 4,757.50

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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.