Home / 29,389.10-40,556.81-15,960.24

Finding the Fourth Proportional to 29,389.10, 40,556.81 and 15,960.24

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Solution

The fourth proportional to 29,389.10, 40,556.81 and 15,960.24 is: 22,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.10 : 40,556.81 = 15,960.24 : x
  2. Step 2: Convert to fraction form
    29,389.10/40,556.81 = 15,960.24/x
  3. Step 3: Cross multiply
    29,389.10x = 40,556.81 × 15,960.24
  4. Step 4: Simplify right side
    29,389.10x = 647,296,341.43
  5. Step 5: Solve for x
    x = 647,296,341.43/29,389.10
  6. Step 6: Final answer
    x = 22,025.05

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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.