Home / 13,032.71-19,549.08-3,171.99

Finding the Fourth Proportional to 13,032.71, 19,549.08 and 3,171.99

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Solution

The fourth proportional to 13,032.71, 19,549.08 and 3,171.99 is: 4,757.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.71 : 19,549.08 = 3,171.99 : x
  2. Step 2: Convert to fraction form
    13,032.71/19,549.08 = 3,171.99/x
  3. Step 3: Cross multiply
    13,032.71x = 19,549.08 × 3,171.99
  4. Step 4: Simplify right side
    13,032.71x = 62,009,486.27
  5. Step 5: Solve for x
    x = 62,009,486.27/13,032.71
  6. Step 6: Final answer
    x = 4,757.99

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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.