Home / 19,948.40-27,526.92-11,564

Finding the Fourth Proportional to 19,948.40, 27,526.92 and 11,564

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Solution

The fourth proportional to 19,948.40, 27,526.92 and 11,564 is: 15,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.40 : 27,526.92 = 11,564 : x
  2. Step 2: Convert to fraction form
    19,948.40/27,526.92 = 11,564/x
  3. Step 3: Cross multiply
    19,948.40x = 27,526.92 × 11,564
  4. Step 4: Simplify right side
    19,948.40x = 318,321,302.88
  5. Step 5: Solve for x
    x = 318,321,302.88/19,948.40
  6. Step 6: Final answer
    x = 15,957.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.