Home / 19,400.33-29,100.68-10,630.46

Finding the Fourth Proportional to 19,400.33, 29,100.68 and 10,630.46

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Solution

The fourth proportional to 19,400.33, 29,100.68 and 10,630.46 is: 15,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.33 : 29,100.68 = 10,630.46 : x
  2. Step 2: Convert to fraction form
    19,400.33/29,100.68 = 10,630.46/x
  3. Step 3: Cross multiply
    19,400.33x = 29,100.68 × 10,630.46
  4. Step 4: Simplify right side
    19,400.33x = 309,353,416.06
  5. Step 5: Solve for x
    x = 309,353,416.06/19,400.33
  6. Step 6: Final answer
    x = 15,945.79

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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.