Home / 13,304.19-19,954.59-3,943.99

Finding the Fourth Proportional to 13,304.19, 19,954.59 and 3,943.99

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Solution

The fourth proportional to 13,304.19, 19,954.59 and 3,943.99 is: 5,915.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.19 : 19,954.59 = 3,943.99 : x
  2. Step 2: Convert to fraction form
    13,304.19/19,954.59 = 3,943.99/x
  3. Step 3: Cross multiply
    13,304.19x = 19,954.59 × 3,943.99
  4. Step 4: Simplify right side
    13,304.19x = 78,700,703.41
  5. Step 5: Solve for x
    x = 78,700,703.41/13,304.19
  6. Step 6: Final answer
    x = 5,915.48

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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.