Home / 21,394.70-29,526.06-11,963.27

Finding the Fourth Proportional to 21,394.70, 29,526.06 and 11,963.27

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Solution

The fourth proportional to 21,394.70, 29,526.06 and 11,963.27 is: 16,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.70 : 29,526.06 = 11,963.27 : x
  2. Step 2: Convert to fraction form
    21,394.70/29,526.06 = 11,963.27/x
  3. Step 3: Cross multiply
    21,394.70x = 29,526.06 × 11,963.27
  4. Step 4: Simplify right side
    21,394.70x = 353,228,227.82
  5. Step 5: Solve for x
    x = 353,228,227.82/21,394.70
  6. Step 6: Final answer
    x = 16,510.08

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1.5x scale

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.