Home / 19,569.24-27,009.30-11,615.88

Finding the Fourth Proportional to 19,569.24, 27,009.30 and 11,615.88

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Solution

The fourth proportional to 19,569.24, 27,009.30 and 11,615.88 is: 16,032.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.24 : 27,009.30 = 11,615.88 : x
  2. Step 2: Convert to fraction form
    19,569.24/27,009.30 = 11,615.88/x
  3. Step 3: Cross multiply
    19,569.24x = 27,009.30 × 11,615.88
  4. Step 4: Simplify right side
    19,569.24x = 313,736,787.68
  5. Step 5: Solve for x
    x = 313,736,787.68/19,569.24
  6. Step 6: Final answer
    x = 16,032.14

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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.