Home / 29,346.12-40,497.03-15,916.86

Finding the Fourth Proportional to 29,346.12, 40,497.03 and 15,916.86

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Solution

The fourth proportional to 29,346.12, 40,497.03 and 15,916.86 is: 21,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,346.12 : 40,497.03 = 15,916.86 : x
  2. Step 2: Convert to fraction form
    29,346.12/40,497.03 = 15,916.86/x
  3. Step 3: Cross multiply
    29,346.12x = 40,497.03 × 15,916.86
  4. Step 4: Simplify right side
    29,346.12x = 644,585,556.93
  5. Step 5: Solve for x
    x = 644,585,556.93/29,346.12
  6. Step 6: Final answer
    x = 21,964.93

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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.