Home / 19,738.30-29,615.66-10,376.06

Finding the Fourth Proportional to 19,738.30, 29,615.66 and 10,376.06

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Solution

The fourth proportional to 19,738.30, 29,615.66 and 10,376.06 is: 15,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.30 : 29,615.66 = 10,376.06 : x
  2. Step 2: Convert to fraction form
    19,738.30/29,615.66 = 10,376.06/x
  3. Step 3: Cross multiply
    19,738.30x = 29,615.66 × 10,376.06
  4. Step 4: Simplify right side
    19,738.30x = 307,293,865.10
  5. Step 5: Solve for x
    x = 307,293,865.10/19,738.30
  6. Step 6: Final answer
    x = 15,568.41

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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.