Home / 19,738.15-29,622.93-10,383.62

Finding the Fourth Proportional to 19,738.15, 29,622.93 and 10,383.62

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Solution

The fourth proportional to 19,738.15, 29,622.93 and 10,383.62 is: 15,583.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.15 : 29,622.93 = 10,383.62 : x
  2. Step 2: Convert to fraction form
    19,738.15/29,622.93 = 10,383.62/x
  3. Step 3: Cross multiply
    19,738.15x = 29,622.93 × 10,383.62
  4. Step 4: Simplify right side
    19,738.15x = 307,593,248.41
  5. Step 5: Solve for x
    x = 307,593,248.41/19,738.15
  6. Step 6: Final answer
    x = 15,583.70

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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.